Airco Inc
Airco IncActive Patents
0
Total Holdings
100
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US4447946A | Method of fabricating multifilament intermetallic supercond… | Expired / Lapsed | 1981-07-13 | 1984-05-15 | 10 | Details |
| US4411712A | Method of manufacture of multifilamentary intermetallic sup… | Expired / Lapsed | 1982-09-29 | 1983-10-25 | 19 | Details |
| US4315506A | Positive pulse device | Expired / Lapsed | 1980-10-14 | 1982-02-16 | 9 | Details |
| US4281651A | Lung ventilator | Expired / Lapsed | 1979-07-30 | 1981-08-04 | 5 | Details |
| US4256100A | Flow control equipment | Expired / Lapsed | 1979-02-12 | 1981-03-17 | 32 | Details |
| US4180771A | Chemical-sensitive field-effect transistor | Expired / Lapsed | 1977-12-02 | 1979-12-25 | 11 | Details |
| US4125446A | Controlled reflectance of sputtered aluminum layers | Expired / Lapsed | 1977-08-15 | 1978-11-14 | 12 | Details |
| US4046659A | Method for coating a substrate | Expired / Lapsed | 1975-01-10 | 1977-09-06 | 10 | Details |
| US4034743A | Automated pulmonary function testing apparatus | Expired / Lapsed | 1975-10-24 | 1977-07-12 | 3 | Details |
| US3983864A | Method and apparatus for in vivo blood gas analysis | Expired / Lapsed | 1975-07-07 | 1976-10-05 | 29 | Details |
| US3933171A | Anesthesia breathing circuit with positive end expiratory p… | Expired / Lapsed | 1974-04-09 | 1976-01-20 | 7 | Details |
| US3912826A | Method of physical vapor deposition | Expired / Lapsed | 1974-01-14 | 1975-10-14 | 5 | Details |
| US3900592A | Method for coating a substrate to provide a titanium or zir… | Expired / Lapsed | 1973-07-25 | 1975-08-19 | 7 | Details |
| US3799249A | Hot gas heat exchanger | Expired / Lapsed | 1969-11-26 | 1974-03-26 | 14 | Details |
| US3734091A | Oxygen control system with blood oxygen saturation sensing … | Expired / Lapsed | 1971-06-22 | 1973-05-22 | 16 | Details |
| US3722506A | Rolling seal spirometer | Expired / Lapsed | 1970-10-15 | 1973-03-27 | 4 | Details |
| US3723101A | Iron base alloys having low levels of volatile metallic imp… | Expired / Lapsed | 1970-06-15 | 1973-03-27 | 0 | Details |
| US3689618A | Use of an unadvanced silicone resin binder in resistor manu… | Expired / Lapsed | 1970-08-05 | 1972-09-05 | 0 | Details |
| US3603308A | Intermittent positive pressure breathing device | Expired / Lapsed | 1968-07-15 | 1971-09-07 | 5 | Details |
| US3566865A | Anesthesia system | Expired / Lapsed | 1968-06-12 | 1971-03-02 | 11 | Details |
| US3563267A | Gas dispensing double check valve construction | Expired / Lapsed | 1968-09-30 | 1971-02-16 | 10 | Details |
| US3556097A | Disposable anesthesia-breathing circuit unit | Expired / Lapsed | 1969-09-25 | 1971-01-19 | 21 | Details |
| US3508003A | Telemetering system with conventional telephone communicati… | Expired / Lapsed | 1966-07-28 | 1970-04-21 | 0 | Details |
| US3473529A | Squeeze-bag resuscitator | Expired / Lapsed | 1966-05-23 | 1969-10-21 | 0 | Details |
| US3413017A | Gas line connectors | Expired / Lapsed | 1965-08-12 | 1968-11-26 | 0 | Details |
| US3411158A | Lens retaining unit | Expired / Lapsed | 1966-02-17 | 1968-11-19 | 0 | Details |
| US3407817A | Catheter with cuff inflater and indicator | Expired / Lapsed | 1965-07-26 | 1968-10-29 | 0 | Details |
| US3328317A | Resin bonded electrical resistor composition | Expired / Lapsed | 1965-09-20 | 1967-06-27 | 2 | Details |
| US3294553A | Immersion freezing of strawberries | Expired / Lapsed | 1963-07-11 | 1966-12-27 | 2 | Details |
| US3241024A | Controlled rectifier motor speed control system | Expired / Lapsed | 1963-01-10 | 1966-03-15 | 1 | Details |
| US3230353A | Pulse rate multiplier | Expired / Lapsed | 1962-10-16 | 1966-01-18 | 1 | Details |
| US3216897A | Injectable anesthetic | Expired / Lapsed | 1961-11-02 | 1965-11-09 | 1 | Details |
| US3191111A | Pulse rate responsive motor control for a machine tool | Expired / Lapsed | 1962-07-13 | 1965-06-22 | 2 | Details |
| US3132235A | Pilot operated control device | Expired / Lapsed | 1961-08-22 | 1964-05-05 | 2 | Details |
| US3088810A | Carbon dioxide absorber | Expired / Lapsed | 1958-12-15 | 1963-05-07 | 2 | Details |
| US3056750A | Resin bonded electrical resistors and methods of producing … | Expired / Lapsed | 1961-01-23 | 1962-10-02 | 2 | Details |
| US3033196A | Artificial respiration apparatus | Expired / Lapsed | 1957-09-16 | 1962-05-08 | 0 | Details |
| US3033195A | Respirator apparatus and method | Expired / Lapsed | 1957-09-16 | 1962-05-08 | 0 | Details |
| US3019804A | Fluid flow and pressure control systems | Expired / Lapsed | 1959-01-05 | 1962-02-06 | 0 | Details |
| US3018777A | Anesthetic vaporizer and administering apparatus | Expired / Lapsed | 1958-12-17 | 1962-01-30 | 0 | Details |
| US3005809A | Vinyl alcohol-crotonic acid copolymers | Expired / Lapsed | 1957-09-05 | 1961-10-24 | 2 | Details |
| US3004166A | Line tracer apparatus and method | Expired / Lapsed | 1958-09-16 | 1961-10-10 | 0 | Details |
| US2998922A | Metal spraying | Expired / Lapsed | 1958-09-11 | 1961-09-05 | 0 | Details |
| US2991277A | Copolymers of trifluoroethyl vinyl ether and alkyl esters o… | Expired / Lapsed | 1955-06-10 | 1961-07-04 | 1 | Details |
| CA614143A | Anesthetic vaporizer and administering apparatus | Expired / Lapsed | — | 1961-02-07 | 0 | Details |
| US2918356A | Transparent, conductive absorber canister | Expired / Lapsed | 1957-11-04 | 1959-12-22 | 2 | Details |
| US2907322A | Apparatus for producing artificial respiration during anest… | Expired / Lapsed | 1956-11-26 | 1959-10-06 | 0 | Details |
| US2869540A | Anesthetic vaporizer apparatus | Expired / Lapsed | 1955-11-08 | 1959-01-20 | 0 | Details |
| US2864363A | Anesthetic vaporizer and administering apparatus | Expired / Lapsed | 1957-06-25 | 1958-12-16 | 0 | Details |
| US2859329A | Gas shielded arc welding | Expired / Lapsed | 1954-04-29 | 1958-11-04 | 0 | Details |
| US2848309A | Carbon dioxide absorber | Expired / Lapsed | 1956-10-23 | 1958-08-19 | 2 | Details |
| US2841142A | Anesthetic administering apparatus | Expired / Lapsed | 1955-03-25 | 1958-07-01 | 0 | Details |
| US2837413A | Carbon dioxide absorber for anesthetic administering appara… | Expired / Lapsed | 1955-04-13 | 1958-06-03 | 2 | Details |
| US2806128A | Welding electrode | Expired / Lapsed | 1954-11-15 | 1957-09-10 | 2 | Details |
| US2747152A | Torch spacing control | Expired / Lapsed | 1951-08-01 | 1956-05-22 | 0 | Details |
| US2709420A | Hydraulic cylinders having by-pass valve means | Expired / Lapsed | 1951-06-27 | 1955-05-31 | 0 | Details |
| US2693178A | Demand type gas regulator | Expired / Lapsed | 1949-12-21 | 1954-11-02 | 0 | Details |
| US2689332A | Magnetic gas analyzer | Expired / Lapsed | 1951-07-14 | 1954-09-14 | 0 | Details |
| US2682154A | Storage of liquefied gases | Expired / Lapsed | 1949-06-21 | 1954-06-29 | 0 | Details |
| US2673278A | Method of electric welding | Expired / Lapsed | 1951-06-07 | 1954-03-23 | 0 | Details |
| US2640870A | Method of and apparatus for analyzing gases | Expired / Lapsed | 1949-12-02 | 1953-06-02 | 0 | Details |
| US2629576A | Valve | Expired / Lapsed | 1948-07-23 | 1953-02-24 | 0 | Details |
| US2615287A | Gas pressure regulator | Expired / Lapsed | 1948-10-01 | 1952-10-28 | 0 | Details |
| US2615841A | Ozone generation | Expired / Lapsed | 1948-07-08 | 1952-10-28 | 2 | Details |
| US2592694A | Metabolism apparatus for measuring oxygen consumption durin… | Expired / Lapsed | 1946-09-03 | 1952-04-15 | 0 | Details |
| US2591926A | Inert gas shielded arc welding method | Expired / Lapsed | 1948-07-03 | 1952-04-08 | 0 | Details |
| US2592414A | Method of producing hard-faced metal | Expired / Lapsed | 1947-11-08 | 1952-04-08 | 2 | Details |
| US2580502A | Method and apparatus for welding the longitudinal seams of … | Expired / Lapsed | 1945-10-03 | 1952-01-01 | 0 | Details |
| US2534958A | Method and apparatus for controlling torch spacing | Expired / Lapsed | 1947-01-14 | 1950-12-19 | 0 | Details |
| US2514913A | Multiple switch | Expired / Lapsed | 1946-05-17 | 1950-07-11 | 0 | Details |
| US2492788A | Regenerator | Expired / Lapsed | 1947-05-24 | 1949-12-27 | 0 | Details |
| US2490119A | Gas cutting apparatus for serrating metal | Expired / Lapsed | 1945-08-28 | 1949-12-06 | 0 | Details |
| US2472948A | Cutting and welding machine | Expired / Lapsed | 1945-03-20 | 1949-06-14 | 0 | Details |
| US2461585A | Tracer with power-driven steerable traction wheel | Expired / Lapsed | 1947-05-22 | 1949-02-15 | 0 | Details |
| US2459253A | Reproducing apparatus | Expired / Lapsed | 1944-11-29 | 1949-01-18 | 0 | Details |
| US2411737A | Method and apparatus for controlling torch spacing | Expired / Lapsed | 1946-02-07 | 1946-11-26 | 0 | Details |
| US2398830A | Device for purifying oxygen and the like | Expired / Lapsed | 1944-07-08 | 1946-04-23 | 0 | Details |
| US2398884A | Gas torch | Expired / Lapsed | 1943-12-15 | 1946-04-23 | 0 | Details |
| US2394987A | Pressure regulator and composite gauge therefor | Expired / Lapsed | 1943-03-09 | 1946-02-19 | 0 | Details |
| US2387123A | Breathing apparatus | Expired / Lapsed | 1941-04-03 | 1945-10-16 | 0 | Details |
| US2364881A | Welding transformer | Expired / Lapsed | 1942-09-10 | 1944-12-12 | 0 | Details |
| US2352306A | Tube welding and smoothing | Expired / Lapsed | 1942-04-22 | 1944-06-27 | 0 | Details |
| US2284964A | Mechanical respirator | Expired / Lapsed | 1940-07-26 | 1942-06-02 | 0 | Details |
| US2282508A | Method for butt-welding pipes and tubing | Expired / Lapsed | 1940-01-27 | 1942-05-12 | 0 | Details |
| US2243695A | Therapeutic apparatus | Expired / Lapsed | 1938-11-15 | 1941-05-27 | 0 | Details |
| US2242291A | Gas storage cylinder connection | Expired / Lapsed | 1939-05-25 | 1941-05-20 | 0 | Details |
| US2208633A | Anesthetizing apparatus | Expired / Lapsed | 1937-07-19 | 1940-07-23 | 0 | Details |
| US2208211A | Variable-speed torch carriage | Expired / Lapsed | 1939-10-24 | 1940-07-16 | 0 | Details |
| US2083588A | Tracer apparatus | Expired / Lapsed | 1936-09-01 | 1937-06-15 | 0 | Details |
| US2077277A | Pipe cutting or welding apparatus | Expired / Lapsed | 1934-06-20 | 1937-04-13 | 0 | Details |
| US2071809A | Welded structure | Expired / Lapsed | 1933-11-10 | 1937-02-23 | 0 | Details |
| US2057820A | Cutting and profiling apparatus | Expired / Lapsed | 1932-12-14 | 1936-10-20 | 0 | Details |
| US2050728A | Pipe joint and fitting and method for making the joints | Expired / Lapsed | 1934-01-20 | 1936-08-11 | 0 | Details |
| US2023008A | Regulating and metering apparatus | Expired / Lapsed | 1933-04-22 | 1935-12-03 | 0 | Details |
| US2002884A | Gas regulator | Expired / Lapsed | 1933-07-05 | 1935-05-28 | 0 | Details |
| US2002883A | Seat leak indicator for pressure regulators | Expired / Lapsed | 1932-09-29 | 1935-05-28 | 0 | Details |
| US1984868A | Gas pressure stabilizer | Expired / Lapsed | 1932-08-16 | 1934-12-18 | 0 | Details |
| US1893926A | Production of scale-free welded tubing | Expired / Lapsed | 1928-12-10 | 1933-01-10 | 0 | Details |
| US1839837A | Pressure regulator | Expired / Lapsed | 1927-12-28 | 1932-01-05 | 0 | Details |
| US1788358A | Check valve operating in the direction of normal flow | Expired / Lapsed | 1928-04-04 | 1931-01-06 | 0 | Details |