Bayer Corp
Bayer CorpActive Patents
0
Total Holdings
315
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| EP0668049A1 | Lancing device with automatic cocking | Expired / Lapsed | 1995-01-23 | — | 7 | Details |
| EP0638805A2 | Analyte detection device and process | Expired / Lapsed | 1994-07-25 | — | 10 | Details |
| EP0504663A1 | Peroxidase indicator system for basic media | Expired / Lapsed | 1992-03-05 | — | 10 | Details |
| EP0446713A2 | Blood separation system | Expired / Lapsed | 1991-02-28 | — | 11 | Details |
| EP0403873A1 | Lancet assembly | Expired / Lapsed | 1990-06-06 | — | 13 | Details |
| EP0387630A2 | A compact semi-programmable device for reading reagent test… | Expired / Lapsed | 1990-03-02 | — | 13 | Details |
| EP0243744A2 | Red blood cell filtering system | Expired / Lapsed | 1987-04-08 | — | 23 | Details |
| EP0235726A2 | Rapid detection of nucleic acid sequences in a sample by la… | Expired / Lapsed | 1987-02-24 | — | 12 | Details |
| EP0212599A2 | Multizone analytical element for immunoassays having detect… | Expired / Lapsed | 1986-08-18 | — | 11 | Details |
| EP0209032A2 | Multilayer analytical element and method of making, using u… | Expired / Lapsed | 1986-07-07 | — | 14 | Details |
| EP0207360A2 | Diagnostic test device | Expired / Lapsed | 1986-06-16 | — | 13 | Details |
| EP0202658A1 | Zero dead volume connector | Expired / Lapsed | 1986-05-20 | — | 11 | Details |
| EP0185982A1 | Reagent test device | Expired / Lapsed | 1985-12-03 | — | 8 | Details |
| EP0147761A2 | Covalently attached complex of alpha-1-proteinase inhibitor… | Expired / Lapsed | 1984-12-17 | — | 19 | Details |
| EP0144744A2 | Specific binding assay based on enzyme cascade amplification | Expired / Lapsed | 1984-11-03 | — | 12 | Details |
| EP0141648A2 | Reflective particle-containing analytical device | Expired / Lapsed | 1984-10-31 | — | 15 | Details |
| EP0137356A2 | Covalently bound heparin - antithrombin-III complex, method… | Expired / Lapsed | 1984-09-17 | — | 11 | Details |
| EP0128442A2 | Color comparison reference standard and method for using sa… | Expired / Lapsed | 1984-05-28 | — | 14 | Details |
| EP0123115A2 | Ascorbate interference-resistant composition, device and me… | Expired / Lapsed | 1984-03-16 | — | 12 | Details |
| EP0030682A1 | Test composition for peroxidatively active substances, test… | Expired / Lapsed | 1980-12-04 | — | 5 | Details |
| EP0030684A1 | Test composition for peroxidatively active substances, test… | Expired / Lapsed | 1980-12-04 | — | 9 | Details |
| DE2502818A1 | METHOD AND DEVICE FOR IMPULSE CHO PROCESSING | Expired / Lapsed | 1975-01-24 | — | 0 | Details |
| DE2450877A1 | TUBE-SHAPED DEVICE CONNECTING TO THE WALLS OF A BODY | Expired / Lapsed | 1974-10-25 | — | 0 | Details |
| GB1447174A | Membrane diffusion devices | Expired / Lapsed | 1974-04-23 | — | 0 | Details |
| DE2359921A1 | METHOD AND DEVICE FOR DETECTING LEUKOCYTES WITH A SPECIAL O… | Expired / Lapsed | 1973-12-01 | — | 0 | Details |
| FR2163483A1 | FR2163483A1 - - Google Patents | Expired / Lapsed | 1972-12-07 | — | 0 | Details |
| DE2203242A1 | Vertebral disc prosthesis | Expired / Lapsed | 1972-01-24 | — | 0 | Details |
| DE1806418A1 | Protein-like reagent and manufacturing process therefor | Expired / Lapsed | 1968-10-31 | — | 0 | Details |
| GB1174854A | New Biologically Active Conjugates | Expired / Lapsed | 1967-07-07 | — | 0 | Details |
| GB867192A | Diagnostic compositions | Expired / Lapsed | 1958-12-11 | — | 0 | Details |
| US6364889B1 | Electronic lancing device | Expired / Lapsed | 1999-11-17 | 2002-04-02 | 16 | Details |
| US6152942A | Vacuum assisted lancing device | Expired / Lapsed | 1999-06-14 | 2000-11-28 | 22 | Details |
| US5954738A | Blood sampling device with lancet damping system | Expired / Lapsed | 1997-07-31 | 1999-09-21 | 23 | Details |
| US5873887A | Blood sampling device | Expired / Lapsed | 1996-10-25 | 1999-02-23 | 23 | Details |
| US5868772A | Blood sampling device with anti-twist lancet holder | Expired / Lapsed | 1997-07-31 | 1999-02-09 | 16 | Details |
| USD379516S | Lancet | Expired / Lapsed | 1996-03-04 | 1997-05-27 | 1 | Details |
| US5410474A | Buttonless memory system for an electronic measurement devi… | Expired / Lapsed | 1993-07-27 | 1995-04-25 | 19 | Details |
| US5350392A | Lancing device with automatic cocking | Expired / Lapsed | 1994-02-03 | 1994-09-27 | 7 | Details |
| EP0446713B1 | Blood separation system | Expired / Lapsed | 1991-02-28 | 1994-08-10 | 3 | Details |
| US5074872A | Lancet assembly | Expired / Lapsed | 1990-07-25 | 1991-12-24 | 3 | Details |
| US5030310A | Electrode for electrochemical sensors | Expired / Lapsed | 1990-01-19 | 1991-07-09 | 6 | Details |
| US4990154A | Lancet assembly | Expired / Lapsed | 1989-06-19 | 1991-02-05 | 12 | Details |
| US4970300A | Modified factor VIII | Expired / Lapsed | 1989-01-18 | 1990-11-13 | 11 | Details |
| US4943287A | Red blood cell storage system | Expired / Lapsed | 1989-07-17 | 1990-07-24 | 12 | Details |
| US4933121A | Process for forming liposomes | Expired / Lapsed | 1988-07-25 | 1990-06-12 | 8 | Details |
| US4902287A | Sterilizable system for blood storage | Expired / Lapsed | 1987-09-24 | 1990-02-20 | 10 | Details |
| US4892537A | Bag for separation and isolation of blood components | Expired / Lapsed | 1985-02-11 | 1990-01-09 | 9 | Details |
| US4810378A | Red blood cell filtering system | Expired / Lapsed | 1987-05-26 | 1989-03-07 | 10 | Details |
| US4775619A | Polynucleotide determination with selectable cleavage sites | Expired / Lapsed | 1984-10-16 | 1988-10-04 | 32 | Details |
| US4772561A | Test device and method of determining concentration of a sa… | Expired / Lapsed | 1985-12-23 | 1988-09-20 | 19 | Details |
| US4756201A | Apparatus and method for combined closed and open tube samp… | Expired / Lapsed | 1987-05-11 | 1988-07-12 | 9 | Details |
| US4738823A | Test strip with adjustable sample absorption capacity | Expired / Lapsed | 1986-08-07 | 1988-04-19 | 5 | Details |
| US4729657A | Method of calibrating reflectance measuring devices | Expired / Lapsed | 1986-06-23 | 1988-03-08 | 7 | Details |
| US4720460A | Process for preserving acid producing bacteria and composit… | Expired / Lapsed | 1985-04-04 | 1988-01-19 | 11 | Details |
| US4657398A | Simultaneous multiple wavelength photometer | Expired / Lapsed | 1985-06-10 | 1987-04-14 | 5 | Details |
| US4629692A | Immunoassay for nonenzymatically glucosylated proteins and … | Expired / Lapsed | 1982-12-06 | 1986-12-16 | 52 | Details |
| US4619795A | Method for preparing lipid vesicles | Expired / Lapsed | 1984-12-24 | 1986-10-28 | 16 | Details |
| US4601697A | Long indwelling double bore catheter | Expired / Lapsed | 1984-12-07 | 1986-07-22 | 2 | Details |
| US4586928A | Pivoting frangible valve for plastic bags | Expired / Lapsed | 1984-10-09 | 1986-05-06 | 22 | Details |
| USD283107S | Reflectance photometer | Expired / Lapsed | 1983-07-29 | 1986-03-25 | 1 | Details |
| US4534972A | Protein compositions substantially free from infectious age… | Expired / Lapsed | 1983-03-29 | 1985-08-13 | 19 | Details |
| US4526568A | Diagnostic method and apparatus for clamping blood glucose … | Expired / Lapsed | 1982-09-29 | 1985-07-02 | 4 | Details |
| US4524133A | Test device for lactase activity in a meconium sample | Expired / Lapsed | 1983-08-19 | 1985-06-18 | 8 | Details |
| US4523852A | Color comparison reference standard and method for using sa… | Expired / Lapsed | 1983-06-09 | 1985-06-18 | 18 | Details |
| USD277891S | Cuvette tray | Expired / Lapsed | 1982-09-13 | 1985-03-05 | 1 | Details |
| US4496689A | Covalently attached complex of alpha-1-proteinase inhibitor… | Expired / Lapsed | 1983-12-27 | 1985-01-29 | 46 | Details |
| USD276315S | Spectrophotometer | Expired / Lapsed | 1982-04-07 | 1984-11-13 | 1 | Details |
| US4479989A | Flexible container material | Expired / Lapsed | 1982-12-02 | 1984-10-30 | 17 | Details |
| US4470968A | Pasteurized therapeutically active blood coagulation factor… | Expired / Lapsed | 1983-01-13 | 1984-09-11 | 14 | Details |
| US4455300A | Fibronectin compositions | Expired / Lapsed | 1982-05-25 | 1984-06-19 | 6 | Details |
| US4452893A | Cell growth medium supplement | Expired / Lapsed | 1981-08-03 | 1984-06-05 | 10 | Details |
| US4448903A | Novel system for the production of polyurethanes | Expired / Lapsed | 1983-07-25 | 1984-05-15 | 16 | Details |
| US4443866A | Automatic device selection circuit | Expired / Lapsed | 1975-08-27 | 1984-04-17 | 6 | Details |
| US4439593A | Polyurethane compositions with improved storage stability | Expired / Lapsed | 1983-05-26 | 1984-03-27 | 24 | Details |
| US4416661A | Injection site for fluids | Expired / Lapsed | 1981-12-24 | 1983-11-22 | 9 | Details |
| US4415666A | Enzyme electrode membrane | Expired / Lapsed | 1981-11-05 | 1983-11-15 | 17 | Details |
| US4391906A | System for the determination of glucose in fluids | Expired / Lapsed | 1982-03-15 | 1983-07-05 | 4 | Details |
| US4386025A | Method of preparing antithrombin | Expired / Lapsed | 1980-09-30 | 1983-05-31 | 2 | Details |
| US4379087A | Method of preparing alpha-1-proteinase inhibitor | Expired / Lapsed | 1982-06-17 | 1983-04-05 | 17 | Details |
| US4366384A | Air bubble detector | Expired / Lapsed | 1980-06-18 | 1982-12-28 | 14 | Details |
| US4363874A | Multilayer analytical element having an impermeable radiati… | Expired / Lapsed | 1981-08-07 | 1982-12-14 | 34 | Details |
| US4361648A | Color fixed chromogenic analytical element | Expired / Lapsed | 1981-08-13 | 1982-11-30 | 25 | Details |
| US4340669A | System for the determination of glucose in fluids | Expired / Lapsed | 1981-02-12 | 1982-07-20 | 7 | Details |
| US4303753A | Method and device for the semiquantitative determination of… | Expired / Lapsed | 1980-03-20 | 1981-12-01 | 18 | Details |
| US4297337A | Solid-phase immunoassays using magnetic glass | Expired / Lapsed | 1979-04-13 | 1981-10-27 | 36 | Details |
| US4294249A | Swage-molded injection site | Expired / Lapsed | 1979-10-18 | 1981-10-13 | 8 | Details |
| US4283383A | Analysis of biological fluids | Expired / Lapsed | 1978-09-27 | 1981-08-11 | 20 | Details |
| US4273868A | Color stable glucose test | Expired / Lapsed | 1979-02-23 | 1981-06-16 | 2 | Details |
| US4259232A | Flavin adenine dinucleotide-labeled protein and polypeptide… | Expired / Lapsed | 1979-10-23 | 1981-03-31 | 12 | Details |
| US4254082A | Specific binding-adsorbent assay test means | Expired / Lapsed | 1978-06-12 | 1981-03-03 | 25 | Details |
| USD258273S | Spectrophotometer | Expired / Lapsed | 1979-03-29 | 1981-02-17 | 1 | Details |
| USD258145S | Stackable laboratory rack or the like | Expired / Lapsed | 1978-03-23 | 1981-02-03 | 1 | Details |
| US4246898A | Syringe | Expired / Lapsed | 1979-07-23 | 1981-01-27 | 8 | Details |
| US4230797A | Heterogenous specific binding assay employing a coenzyme as… | Expired / Lapsed | 1978-04-10 | 1980-10-28 | 29 | Details |
| US4218543A | Rim process for the production of elastic moldings | Expired / Lapsed | 1979-01-15 | 1980-08-19 | 50 | Details |
| US4212943A | Production of bacterial cell aggregate | Expired / Lapsed | 1978-03-27 | 1980-07-15 | 22 | Details |
| US4211845A | Glucose indicator and method | Expired / Lapsed | 1978-11-24 | 1980-07-08 | 16 | Details |
| US4199260A | Apparatus and method for determining the concentration in a… | Expired / Lapsed | 1978-08-21 | 1980-04-22 | 33 | Details |
| US4195632A | Fluid flow valve | Expired / Lapsed | 1978-05-03 | 1980-04-01 | 12 | Details |
| US4187558A | Prosthetic ligament | Expired / Lapsed | 1977-10-25 | 1980-02-12 | 12 | Details |
| US4183836A | Aqueous polyurethane dispersions | Expired / Lapsed | 1978-02-06 | 1980-01-15 | 8 | Details |
| US4160008A | Multilayered test device for determining the presence of a … | Expired / Lapsed | 1978-01-26 | 1979-07-03 | 20 | Details |
| US4151845A | Blood glucose control apparatus | Expired / Lapsed | 1977-11-25 | 1979-05-01 | 26 | Details |
| US4150949A | Immunoassay for gentamicin | Expired / Lapsed | 1977-04-14 | 1979-04-24 | 15 | Details |
| US4148611A | Test composition, device and method for the detection of pe… | Expired / Lapsed | 1978-06-28 | 1979-04-10 | 10 | Details |
| US4148869A | Immunological reagent and method of using same | Expired / Lapsed | 1975-09-19 | 1979-04-10 | 54 | Details |
| US4143124A | Antigen-antibody analysis with solid phase rf and c1q | Expired / Lapsed | 1975-05-19 | 1979-03-06 | 6 | Details |
| US4134792A | Specific binding assay with an enzyme modulator as a labeli… | Expired / Lapsed | 1976-12-06 | 1979-01-16 | 21 | Details |
| US4130394A | Short sample detection | Expired / Lapsed | 1977-10-03 | 1978-12-19 | 22 | Details |
| US4120991A | Process for mounting tissue sections with an U.V. light cur… | Expired / Lapsed | 1976-12-10 | 1978-10-17 | 13 | Details |
| US4118411A | Low-temperature storage stable liquid diphenylmethane diiso… | Expired / Lapsed | 1977-02-09 | 1978-10-03 | 24 | Details |
| US4092233A | Membrane apparatus | Expired / Lapsed | 1976-05-06 | 1978-05-30 | 5 | Details |
| US4078563A | Disc valve in a container for dispensing liquids | Expired / Lapsed | 1976-06-10 | 1978-03-14 | 11 | Details |
| US4076502A | Method, composition, and device for determining the specifi… | Expired / Lapsed | 1976-06-14 | 1978-02-28 | 33 | Details |
| US4071318A | Test composition and device for determining peroxidatively … | Expired / Lapsed | 1977-03-14 | 1978-01-31 | 36 | Details |
| US4069814A | Double lumen cannula apparatus | Expired / Lapsed | 1976-05-06 | 1978-01-24 | 8 | Details |
| US4063549A | Ultrasonic method and apparatus for imaging and characteriz… | Expired / Lapsed | 1975-12-22 | 1977-12-20 | 37 | Details |
| US4062935A | Immunoassay involving the binding of RF to the antigen-anti… | Expired / Lapsed | 1975-05-19 | 1977-12-13 | 41 | Details |
| US4057394A | Test device and method for determining blood hemoglobin | Expired / Lapsed | 1976-05-24 | 1977-11-08 | 8 | Details |
| US4055175A | Blood glucose control apparatus | Expired / Lapsed | 1976-05-07 | 1977-10-25 | 16 | Details |
| US4046514A | Test device and method for determining a component in a sam… | Expired / Lapsed | 1976-11-24 | 1977-09-06 | 34 | Details |
| US4044119A | Method of controlling release of medicament and bolus there… | Expired / Lapsed | 1975-11-14 | 1977-08-23 | 39 | Details |
| US4039652A | Column method of immunoassay employing an immobilized bindi… | Expired / Lapsed | 1973-10-11 | 1977-08-02 | 36 | Details |
| US4020831A | Blood collecting syringe | Expired / Lapsed | 1975-12-04 | 1977-05-03 | 11 | Details |
| US4003792A | Conjugates of acid polysaccharides and complex organic subs… | Expired / Lapsed | 1972-08-08 | 1977-01-18 | 33 | Details |
| US3991767A | Tubular unit with vessel engaging cuff structure | Expired / Lapsed | 1975-03-06 | 1976-11-16 | 15 | Details |
| US3990849A | Separation of cells from liquid components of blood | Expired / Lapsed | 1975-02-07 | 1976-11-09 | 15 | Details |
| US3971630A | Apparatus and method for batch-type analysis of liquid samp… | Expired / Lapsed | 1975-10-07 | 1976-07-27 | 26 | Details |
| US3965895A | Apparatus for controlled volume and rate administration of … | Expired / Lapsed | 1974-08-21 | 1976-06-29 | 24 | Details |
| US3938198A | Hip joint prosthesis | Expired / Lapsed | 1973-09-27 | 1976-02-17 | 9 | Details |
| US3934458A | Method and apparatus for pulse echo imaging | Expired / Lapsed | 1974-02-04 | 1976-01-27 | 27 | Details |
| US3929646A | Serum separator and fibrin filter | Expired / Lapsed | 1974-07-22 | 1975-12-30 | 4 | Details |
| US3907503A | Test system | Expired / Lapsed | 1974-01-21 | 1975-09-23 | 47 | Details |
| US3905368A | Pierceable access port assembly | Expired / Lapsed | 1974-02-15 | 1975-09-16 | 39 | Details |
| US3902052A | Method and apparatus for the peak monitoring the results of… | Expired / Lapsed | 1973-06-11 | 1975-08-26 | 40 | Details |
| US3889685A | Tubular unit with vessel engaging cuff structure | Expired / Lapsed | 1973-11-02 | 1975-06-17 | 8 | Details |
| US3888255A | Sanitary napkin having improved attachment system | Expired / Lapsed | 1974-10-04 | 1975-06-10 | 12 | Details |
| US3886600A | Joint prosthesis | Expired / Lapsed | 1973-09-26 | 1975-06-03 | 44 | Details |
| US3879767A | Prosthesis for articulating body structures | Expired / Lapsed | 1974-02-11 | 1975-04-29 | 23 | Details |
| US3876374A | Method and apparatus for automated quantitative fluid analy… | Expired / Lapsed | 1974-03-22 | 1975-04-08 | 36 | Details |
| US3867728A | Prosthesis for spinal repair | Expired / Lapsed | 1973-04-05 | 1975-02-25 | 56 | Details |
| US3856470A | Rotor apparatus | Expired / Lapsed | 1973-01-10 | 1974-12-24 | 4 | Details |
| US3853583A | Fluorescent whitening compositions | Expired / Lapsed | 1973-03-19 | 1974-12-10 | 4 | Details |
| US3852416A | Tick and flea collar of solid solution plasticized vinylic … | Expired / Lapsed | 1973-01-22 | 1974-12-03 | 15 | Details |
| US3847553A | Test for a given constituent in a liquid | Expired / Lapsed | 1972-06-23 | 1974-11-12 | 6 | Details |
| US3844283A | Apparatus for aseptically dispensing a measured volume of l… | Expired / Lapsed | 1973-08-15 | 1974-10-29 | 24 | Details |
| US3843326A | Method and apparatus for successive sample analysis without… | Expired / Lapsed | 1972-06-07 | 1974-10-22 | 2 | Details |
| US3834544A | Membrane diffusion apparatus | Expired / Lapsed | 1971-07-06 | 1974-09-10 | 52 | Details |
| US3830223A | Methodology and apparatus for non-invasive biophysical diag… | Expired / Lapsed | 1972-09-18 | 1974-08-20 | 25 | Details |
| US3819913A | Detection of eosinophil cells on a blood smeared slide | Expired / Lapsed | 1973-05-21 | 1974-06-25 | 12 | Details |
| US3814668A | Method and device for the semi-quantitative determination o… | Expired / Lapsed | 1969-10-15 | 1974-06-04 | 0 | Details |
| US3805300A | Tendon prosthesis | Expired / Lapsed | 1972-07-28 | 1974-04-23 | 38 | Details |
| US3795149A | Method and apparatus for supplying samples for automated an… | Expired / Lapsed | 1971-10-15 | 1974-03-05 | 15 | Details |
| US3781120A | Self-locating sample receptacle having integral identificat… | Expired / Lapsed | 1972-05-03 | 1973-12-25 | 14 | Details |
| US3770351A | Optical analyzer for microparticles | Expired / Lapsed | 1971-11-23 | 1973-11-06 | 47 | Details |
| US3766567A | Artificial heart assembly and heart assist device | Expired / Lapsed | 1971-08-20 | 1973-10-23 | 65 | Details |
| US3752443A | Magnetic mixer | Expired / Lapsed | 1971-12-13 | 1973-08-14 | 17 | Details |
| US3745590A | Articulating prosthesis with ligamentous attachment | Expired / Lapsed | 1971-06-25 | 1973-07-17 | 18 | Details |
| US3739402A | Bicuspid fascia lata valve | Expired / Lapsed | 1970-10-15 | 1973-06-19 | 15 | Details |
| US3730650A | Peristaltic pump and system therefor | Expired / Lapsed | 1970-09-14 | 1973-05-01 | 9 | Details |
| US3728081A | Tape cartridge for use in automated sample analysis apparat… | Expired / Lapsed | 1971-07-08 | 1973-04-17 | 0 | Details |
| US3714671A | Tissue-type heart valve with a graft support ring or stent | Expired / Lapsed | 1970-11-30 | 1973-02-06 | 29 | Details |
| US3710744A | Method and device for manufacture of heart valve | Expired / Lapsed | 1971-02-24 | 1973-01-16 | 19 | Details |
| US3702806A | Disposable culture media container | Expired / Lapsed | 1970-09-03 | 1972-11-14 | 0 | Details |
| US3697185A | Method and apparatus for the time sharing of multiple chann… | Expired / Lapsed | 1970-08-06 | 1972-10-10 | 15 | Details |
| US3681577A | Automatic calibration apparatus | Expired / Lapsed | 1970-10-30 | 1972-08-01 | 14 | Details |
| US3672845A | Test device for albumin | Expired / Lapsed | 1970-07-28 | 1972-06-27 | 0 | Details |
| US3663716A | Method of treating acne with benzyl alcohol | Expired / Lapsed | 1970-06-22 | 1972-05-16 | 0 | Details |
| US3661460A | Method and apparatus for optical analysis of the contents o… | Expired / Lapsed | 1970-08-28 | 1972-05-09 | 21 | Details |
| FR2103930A5 | FR2103930A5 - - Google Patents | Expired / Lapsed | 1971-08-03 | 1972-04-14 | 0 | Details |
| FR2096026A5 | FR2096026A5 - - Google Patents | Expired / Lapsed | 1971-06-07 | 1972-02-11 | 0 | Details |
| US3635678A | Clot-timing system and method | Expired / Lapsed | 1969-06-13 | 1972-01-18 | 39 | Details |
| US3634868A | New and improved method and apparatus for automatic baselin… | Expired / Lapsed | 1970-03-13 | 1972-01-11 | 31 | Details |
| US3633585A | Catheter | Expired / Lapsed | 1969-04-17 | 1972-01-11 | 12 | Details |
| US3630207A | Pericardial catheter | Expired / Lapsed | 1969-08-08 | 1971-12-28 | 9 | Details |
| US3625211A | Failsafe apparatus for administering a parenteral solution | Expired / Lapsed | 1969-06-06 | 1971-12-07 | 7 | Details |
| US3620905A | Optically clear thermoplastic polyurethanes | Expired / Lapsed | 1969-10-21 | 1971-11-16 | 10 | Details |
| US3620677A | Indicating device | Expired / Lapsed | 1961-12-18 | 1971-11-16 | 34 | Details |
| US3616251A | Test device | Expired / Lapsed | 1968-11-08 | 1971-10-26 | 7 | Details |
| US3593342A | Prosthetic joint | Expired / Lapsed | 1969-01-27 | 1971-07-20 | 21 | Details |
| US3590002A | Mixtures of 2,4'-diisocyanato dicyclohexylmethane with lowe… | Expired / Lapsed | 1967-07-21 | 1971-06-29 | 0 | Details |
| US3574646A | Heat resistant materials | Expired / Lapsed | 1968-03-20 | 1971-04-13 | 0 | Details |
| US3553310A | Immunologically reactive particles | Expired / Lapsed | 1967-12-28 | 1971-01-05 | 0 | Details |
| US3552928A | Whole blood separation means and test system using same | Expired / Lapsed | 1967-07-19 | 1971-01-05 | 0 | Details |
| US3552925A | Whole blood separation method and test using same | Expired / Lapsed | 1967-07-13 | 1971-01-05 | 0 | Details |
| US3548418A | Graft valve transplantation for human hearts and graft-supp… | Expired / Lapsed | 1968-05-03 | 1970-12-22 | 0 | Details |
| USRE26963E | And salt concentrations | Expired / Lapsed | 1969-09-23 | 1970-10-13 | 0 | Details |
| US3518343A | Effervescent tablet and process for making same | Expired / Lapsed | 1967-10-02 | 1970-06-30 | 0 | Details |
| US3511573A | Flow cell structure for particle counting having improved w… | Expired / Lapsed | 1965-01-25 | 1970-05-12 | 0 | Details |
| US3495001A | Effervescent compositions of acetylsalicylic acid | Expired / Lapsed | 1968-05-27 | 1970-02-10 | 0 | Details |
| US3484413A | Polyurethanes prepared from the cyclization product of a po… | Expired / Lapsed | 1968-04-29 | 1969-12-16 | 0 | Details |
| US3479384A | Crude polyisocyanate compositions and preparation thereof | Expired / Lapsed | 1964-12-28 | 1969-11-18 | 0 | Details |
| US3453184A | Removal of high and low boiling solvents from polycarbonate… | Expired / Lapsed | 1967-03-10 | 1969-07-01 | 0 | Details |
| US3448032A | Liquid organic ion-exchanger electrode with organophilic-hy… | Expired / Lapsed | 1966-05-03 | 1969-06-03 | 0 | Details |
| US3420205A | Indicating device | Expired / Lapsed | 1966-03-23 | 1969-01-07 | 0 | Details |
| US3418053A | Colorimeter flow cell | Expired / Lapsed | 1964-08-28 | 1968-12-24 | 0 | Details |
| US3416528A | Blood handling equipment | Expired / Lapsed | 1959-08-17 | 1968-12-17 | 2 | Details |
| US3415361A | Test device and container therefor | Expired / Lapsed | 1966-12-22 | 1968-12-10 | 0 | Details |
| US3411887A | Diagnostic composition | Expired / Lapsed | 1964-06-15 | 1968-11-19 | 0 | Details |
| US3410757A | Galactose test composition and method | Expired / Lapsed | 1966-06-30 | 1968-11-12 | 2 | Details |
| US3356650A | Thermoplastic polyurethanes | Expired / Lapsed | 1962-01-16 | 1967-12-05 | 2 | Details |
| US3349006A | Process and composition for the enzymatic determination of … | Expired / Lapsed | 1963-06-17 | 1967-10-24 | 1 | Details |
| US3341646A | Method of de-molding polyurethane plastics | Expired / Lapsed | 1965-10-04 | 1967-09-12 | 2 | Details |
| US3335012A | Fruit juice clarification composition and process for its u… | Expired / Lapsed | 1964-01-02 | 1967-08-08 | 2 | Details |
| US3320618A | Sample analysis apparatus | Expired / Lapsed | 1964-11-27 | 1967-05-16 | 2 | Details |
| US3320149A | Electrophoresis apparatus | Expired / Lapsed | 1962-04-16 | 1967-05-16 | 1 | Details |
| US3306229A | Pump apparatus and method of operation thereof | Expired / Lapsed | 1965-04-05 | 1967-02-28 | 2 | Details |
| US3298789A | Test article for the detection of glucose | Expired / Lapsed | 1964-12-14 | 1967-01-17 | 0 | Details |
| US3290228A | Test composition and device for detecting glucose | Expired / Lapsed | 1964-07-29 | 1966-12-06 | 2 | Details |
| US3277173A | Process for preparing aromatic polyamines | Expired / Lapsed | 1963-06-13 | 1966-10-04 | 2 | Details |
| US3268488A | Urethane prepolymer from a mixture of a polyether glycol an… | Expired / Lapsed | 1965-06-01 | 1966-08-23 | 2 | Details |
| US3266298A | Means and method for the identification of samples for bloo… | Expired / Lapsed | 1963-07-30 | 1966-08-16 | 1 | Details |
| US3266868A | Diagnostic composition and test indicator | Expired / Lapsed | 1962-01-24 | 1966-08-16 | 1 | Details |
| US3258511A | Process for the manufacture of upholstery | Expired / Lapsed | 1961-12-22 | 1966-06-28 | 2 | Details |
| US3248349A | Cellular polyurethane plastics prepared from a tall oil est… | Expired / Lapsed | 1962-05-03 | 1966-04-26 | 2 | Details |
| US3246150A | Radiation source measuring apparatus having automatic backg… | Expired / Lapsed | 1961-11-24 | 1966-04-12 | 2 | Details |
| US3241432A | Method and apparatus for sequentially performing analyses o… | Expired / Lapsed | 1962-10-31 | 1966-03-22 | 2 | Details |
| US3241923A | Method and apparatus for the treatment of liquids | Expired / Lapsed | 1960-09-27 | 1966-03-22 | 1 | Details |
| US3235337A | Diagnostic compositions and test indicators | Expired / Lapsed | 1962-10-22 | 1966-02-15 | 1 | Details |
| US3233974A | Diagnostic compositions | Expired / Lapsed | 1962-08-23 | 1966-02-08 | 2 | Details |
| US3227091A | Compressible tube pump | Expired / Lapsed | 1963-10-04 | 1966-01-04 | 2 | Details |
| US3226556A | Photosensitive liquid examining means for electrophoresis a… | Expired / Lapsed | 1962-04-16 | 1965-12-28 | 2 | Details |
| US3216973A | Polyurethane plastics made with a triol bearing strictly se… | Expired / Lapsed | 1961-11-16 | 1965-11-09 | 2 | Details |
| US3212855A | Diagnostic device | Expired / Lapsed | 1962-08-06 | 1965-10-19 | 2 | Details |
| US3213049A | Method of forming an aqueous dispersion of polyurethane | Expired / Lapsed | 1961-06-19 | 1965-10-19 | 2 | Details |
| US3211645A | Method and apparatus for filtering sanguineous liquid strea… | Expired / Lapsed | 1962-07-17 | 1965-10-12 | 4 | Details |
| US3211530A | Centrifugal separator and analyzing means | Expired / Lapsed | 1962-04-10 | 1965-10-12 | 2 | Details |
| US3211050A | Recording spectral-flame photometer apparatus and method | Expired / Lapsed | 1961-07-03 | 1965-10-12 | 2 | Details |
| US3165693A | Continuously operable apparatus and method for counting par… | Expired / Lapsed | 1962-02-23 | 1965-01-12 | 2 | Details |
| US3165483A | Skeletal polyurethane foam and method of making same | Expired / Lapsed | 1961-02-23 | 1965-01-12 | 2 | Details |
| US3137241A | Proportioning pump | Expired / Lapsed | 1962-01-25 | 1964-06-16 | 2 | Details |
| US3134263A | Sample-supply device for automatic analysis apparatus | Expired / Lapsed | 1961-10-20 | 1964-05-26 | 2 | Details |
| US3131143A | Ultra-filtration apparatus and method | Expired / Lapsed | 1959-11-17 | 1964-04-28 | 2 | Details |
| US3116697A | Compressible tube type fluid pump | Expired / Lapsed | 1962-08-23 | 1964-01-07 | 2 | Details |
| US3116754A | Fluid treatment apparatus | Expired / Lapsed | 1959-03-17 | 1964-01-07 | 2 | Details |
| US3116118A | Analysis apparatus and system | Expired / Lapsed | 1960-08-30 | 1963-12-31 | 2 | Details |
| US3115481A | Polyurethane collapsed foam elastomer | Expired / Lapsed | 1958-04-07 | 1963-12-24 | 2 | Details |
| US3109713A | Liquid analysis apparatus with closed flow cell | Expired / Lapsed | 1960-07-12 | 1963-11-05 | 2 | Details |
| US3101674A | Multiple-tube pump | Expired / Lapsed | 1960-12-20 | 1963-08-27 | 2 | Details |
| US3099044A | Apparatus for making articles of polyurethane plastics | Expired / Lapsed | 1958-09-10 | 1963-07-30 | 2 | Details |
| US3098719A | Fluid processing system with continuous filter apparatus | Expired / Lapsed | 1960-06-16 | 1963-07-23 | 2 | Details |
| US3095386A | Polyurethane polymers containing tall oil | Expired / Lapsed | 1960-05-31 | 1963-06-25 | 2 | Details |
| US3092465A | Diagnostic test device for blood sugar | Expired / Lapsed | 1960-03-25 | 1963-06-04 | 2 | Details |
| US3092464A | Blood detecting composition | Expired / Lapsed | 1959-11-02 | 1963-06-04 | 2 | Details |
| US3092106A | Administration equipment | Expired / Lapsed | 1958-08-04 | 1963-06-04 | 2 | Details |
| US3081158A | Liquid treatment apparatus | Expired / Lapsed | 1959-12-28 | 1963-03-12 | 2 | Details |
| US3072259A | Dialysis apparatus | Expired / Lapsed | 1958-10-03 | 1963-01-08 | 1 | Details |
| US3065148A | Method and apparatus for use in conducting studies on cells | Expired / Lapsed | 1959-07-14 | 1962-11-20 | 4 | Details |
| US3061523A | Method for determining glucose in blood | Expired / Lapsed | 1956-11-07 | 1962-10-30 | 0 | Details |
| US3054759A | Polyurethane production with thorium salts as catalysts | Expired / Lapsed | 1960-03-17 | 1962-09-18 | 2 | Details |
| US3054757A | Polyurethane production with imines as catalysts | Expired / Lapsed | 1960-02-08 | 1962-09-18 | 2 | Details |
| US3051661A | ph indicator units in tablet form | Expired / Lapsed | 1956-07-03 | 1962-08-28 | 2 | Details |
| US3047367A | Automatic analysis with fluid segmentation | Expired / Lapsed | 1959-12-01 | 1962-07-31 | 0 | Details |
| US3044971A | Polyurethane catalyst composition and method for preparing … | Expired / Lapsed | 1959-03-18 | 1962-07-17 | 1 | Details |
| US3042496A | Diagnostic composition | Expired / Lapsed | 1959-03-27 | 1962-07-03 | 2 | Details |
| US3042038A | Segregation chamber and flow meter | Expired / Lapsed | 1958-03-14 | 1962-07-03 | 0 | Details |
| US3031917A | Recorder means for fluid examination apparatus | Expired / Lapsed | 1958-07-10 | 1962-05-01 | 0 | Details |
| US3018224A | Analysis and production-monitoring methods and apparatus | Expired / Lapsed | 1957-08-23 | 1962-01-23 | 2 | Details |
| US3016292A | Diagnostic composition | Expired / Lapsed | 1959-05-15 | 1962-01-09 | 2 | Details |
| US3012984A | Polyurethane composition prepared by reacting epoxide resin… | Expired / Lapsed | 1958-08-14 | 1961-12-12 | 2 | Details |
| US3012283A | Shaping polyurethane plastics | Expired / Lapsed | 1957-07-01 | 1961-12-12 | 2 | Details |
| US2999673A | Liquid mixing means | Expired / Lapsed | 1959-08-05 | 1961-09-12 | 0 | Details |
| US2999499A | Flexible check valve | Expired / Lapsed | 1958-07-11 | 1961-09-12 | 0 | Details |
| US2990253A | Diagnostic composition | Expired / Lapsed | 1959-05-21 | 1961-06-27 | 2 | Details |
| US2970945A | Diagnostic composition | Expired / Lapsed | 1958-10-03 | 1961-02-07 | 2 | Details |
| US2969656A | Coupling device | Expired / Lapsed | 1958-12-15 | 1961-01-31 | 0 | Details |
| US2969386A | Production of polyurethanepolyisocyanates | Expired / Lapsed | 1957-04-29 | 1961-01-24 | 2 | Details |
| US2960910A | Apparatus for visually indicating or recording numerical va… | Expired / Lapsed | 1957-06-07 | 1960-11-22 | 0 | Details |
| US2958526A | Elastic mount | Expired / Lapsed | 1957-06-24 | 1960-11-01 | 0 | Details |
| US2949431A | Preparation of cellular polyurethanes using piperazine cata… | Expired / Lapsed | 1957-07-17 | 1960-08-16 | 2 | Details |
| US2938005A | Preparation of cellular polyurethane resins using sulfated … | Expired / Lapsed | 1954-08-16 | 1960-05-24 | 2 | Details |
| US2935028A | Pumps | Expired / Lapsed | 1957-08-05 | 1960-05-03 | 0 | Details |
| US2933293A | Method of intermixing a plurality of liquids of different s… | Expired / Lapsed | 1956-09-12 | 1960-04-19 | 0 | Details |
| US2932549A | Method and apparatus for recording vectorcardiographs | Expired / Lapsed | 1953-11-20 | 1960-04-12 | 0 | Details |
| US2926006A | Fluid mixing apparatus | Expired / Lapsed | 1958-01-15 | 1960-02-23 | 0 | Details |
| US2915063A | In-dwelling cannula | Expired / Lapsed | 1957-12-23 | 1959-12-01 | 0 | Details |
| US2912309A | Indicator for detecting glucose | Expired / Lapsed | 1956-02-06 | 1959-11-10 | 2 | Details |
| US2902072A | Vehicle tire | Expired / Lapsed | 1958-07-24 | 1959-09-01 | 0 | Details |
| US2886035A | Venoclysis apparatus | Expired / Lapsed | 1955-07-29 | 1959-05-12 | 0 | Details |
| US2881065A | Polishing instrument | Expired / Lapsed | 1957-02-18 | 1959-04-07 | 1 | Details |
| US2879784A | Check valve for the administration of parenteral solutions | Expired / Lapsed | 1954-03-08 | 1959-03-31 | 0 | Details |
| US2879141A | Automatic analyzing apparatus | Expired / Lapsed | 1955-11-16 | 1959-03-24 | 2 | Details |
| US2866457A | Apparatus for administration of parenteral fluids | Expired / Lapsed | 1956-12-20 | 1958-12-30 | 0 | Details |
| US2864507A | Dialyzers | Expired / Lapsed | 1957-04-25 | 1958-12-16 | 0 | Details |
| US2844147A | Segregation chamber for transfusion sets | Expired / Lapsed | 1955-04-25 | 1958-07-22 | 0 | Details |
| US2842122A | Filter | Expired / Lapsed | 1955-08-02 | 1958-07-08 | 0 | Details |
| US2838046A | Container for blood and the like | Expired / Lapsed | 1955-04-06 | 1958-06-10 | 0 | Details |
| US2808829A | Blood transfusion equipment | Expired / Lapsed | 1955-04-06 | 1957-10-08 | 0 | Details |
| US2802716A | Sterilizing process | Expired / Lapsed | 1954-06-11 | 1957-08-13 | 2 | Details |
| US2799660A | Blood test composition and method | Expired / Lapsed | 1954-04-15 | 1957-07-16 | 1 | Details |
| US2758597A | Blood transfusion apparatus | Expired / Lapsed | 1955-01-24 | 1956-08-14 | 1 | Details |
| US2758598A | Venoclysis equipment | Expired / Lapsed | 1955-01-24 | 1956-08-14 | 1 | Details |
| US2729212A | Drip meter | Expired / Lapsed | 1951-10-06 | 1956-01-03 | 2 | Details |
| US2704074A | Fastening of an end of a flexible tube upon an end of a rig… | Expired / Lapsed | 1954-05-24 | 1955-03-15 | 0 | Details |
| US2693803A | Disposable syringe | Expired / Lapsed | 1951-07-09 | 1954-11-09 | 0 | Details |
| US2689814A | Anesthetic and fungicidal chlorothymol composition and solu… | Expired / Lapsed | 1951-04-05 | 1954-09-21 | 1 | Details |
| US2675000A | Drip meter for intravenous injection apparatus | Expired / Lapsed | 1950-05-01 | 1954-04-13 | 0 | Details |
| US2672051A | Valved flow meter for parenteral solution injection sets | Expired / Lapsed | 1951-10-29 | 1954-03-16 | 0 | Details |
| US2670740A | Blood transfer set | Expired / Lapsed | 1951-09-01 | 1954-03-02 | 0 | Details |
| US2665689A | Needle assembly and method of producing said assembly | Expired / Lapsed | 1951-07-03 | 1954-01-12 | 0 | Details |
| US2659986A | Method of drying human serum albumin and other heat sensiti… | Expired / Lapsed | 1951-12-12 | 1953-11-24 | 2 | Details |
| US2644586A | Blood strainer and drip meter | Expired / Lapsed | 1949-08-01 | 1953-07-07 | 0 | Details |
| US2586513A | Blood filter and drip meter | Expired / Lapsed | 1948-11-16 | 1952-02-19 | 0 | Details |
| US2554352A | Disposable syringe | Expired / Lapsed | 1949-06-17 | 1951-05-22 | 0 | Details |
| US2438149A | Stopper | Expired / Lapsed | 1945-12-18 | 1948-03-23 | 0 | Details |
| US2418033A | Diagnostic compositions | Expired / Lapsed | 1946-10-05 | 1947-03-25 | 0 | Details |
| US2387244A | Tablet and method of dissolving same | Expired / Lapsed | 1942-06-19 | 1945-10-23 | 0 | Details |
| US2372406A | Package and method of making same | Expired / Lapsed | 1941-07-12 | 1945-03-27 | 0 | Details |
| US2362537A | Intravenous injection equipment and method of operating same | Expired / Lapsed | 1942-07-24 | 1944-11-14 | 0 | Details |
| US2346261A | Titration reaction vessel | Expired / Lapsed | 1940-09-28 | 1944-04-11 | 0 | Details |
| US2315109A | Drip meter | Expired / Lapsed | 1940-08-23 | 1943-03-30 | 0 | Details |
| US2309302A | Transfusion equipment | Expired / Lapsed | 1941-09-08 | 1943-01-26 | 0 | Details |
| US2295528A | Method for measuring the degree of vacuum in sealed contain… | Expired / Lapsed | 1940-04-24 | 1942-09-15 | 0 | Details |
| US2290436A | Diagnostic composition and method | Expired / Lapsed | 1940-09-26 | 1942-07-21 | 0 | Details |
| US1948982A | Hypodermic syringe | Expired / Lapsed | 1932-08-15 | 1934-02-27 | 0 | Details |