Arthur D Little Inc
Arthur D LActive Patents
0
Total Holdings
57
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US4986280A | Hand position/measurement control system | Expired / Lapsed | 1988-07-20 | 1991-01-22 | 28 | Details |
| US4058699A | Radiant zone heating apparatus and method | Expired / Lapsed | 1975-08-01 | 1977-11-15 | 44 | Details |
| US3944640A | Method for forming refractory fibers by laser energy | Expired / Lapsed | 1973-06-14 | 1976-03-16 | 10 | Details |
| US3943324A | Apparatus for forming refractory tubing | Expired / Lapsed | 1972-12-27 | 1976-03-09 | 17 | Details |
| US3939361A | Electronic timer switch | Expired / Lapsed | 1974-05-09 | 1976-02-17 | 7 | Details |
| US3821710A | Multimode search and retrieval tape system | Expired / Lapsed | 1972-12-04 | 1974-06-28 | 25 | Details |
| US3654312A | Novel 6-oxo-7 8 9 10-tetrahydro-6h-dibenzo(b d)pyrans | Expired / Lapsed | 1970-05-21 | 1972-04-04 | 0 | Details |
| US3647632A | Apparatus for cell culture | Expired / Lapsed | 1968-04-11 | 1972-03-07 | 0 | Details |
| US3493274A | Magnetic support systems | Expired / Lapsed | 1967-12-18 | 1970-02-03 | 0 | Details |
| US3439074A | Method for preparing desalination membranes | Expired / Lapsed | 1965-10-01 | 1969-04-15 | 0 | Details |
| US3383163A | Treatment of surfaces | Expired / Lapsed | 1964-01-24 | 1968-05-14 | 0 | Details |
| US3359910A | Apparatus for programming fluid flow | Expired / Lapsed | 1965-06-10 | 1967-12-26 | 0 | Details |
| US3351483A | Method of softening textile fabrics | Expired / Lapsed | 1964-10-14 | 1967-11-07 | 2 | Details |
| US3347702A | Method of forming an electrostatic printing base | Expired / Lapsed | 1966-09-12 | 1967-10-17 | 2 | Details |
| US3298320A | Atraumatic fluid pump | Expired / Lapsed | 1965-05-17 | 1967-01-17 | 2 | Details |
| US3290260A | Method for making porous resin structures | Expired / Lapsed | 1963-08-16 | 1966-12-06 | 0 | Details |
| US3214101A | Apparatus for atomizing a liquid | Expired / Lapsed | 1964-03-31 | 1965-10-26 | 2 | Details |
| US3210546A | Infrared scanning apparatus for flow detection using duplic… | Expired / Lapsed | 1962-06-18 | 1965-10-05 | 2 | Details |
| US3098693A | Treatment of protein and peptide materials to form amide li… | Expired / Lapsed | 1960-05-27 | 1963-07-23 | 2 | Details |
| US3077539A | Radiation reference standard | Expired / Lapsed | 1961-08-28 | 1963-02-12 | 2 | Details |
| US3062238A | Metal bellows | Expired / Lapsed | 1960-04-25 | 1962-11-06 | 0 | Details |
| US3039914A | Process for forming a bonded wetformed web and resulting pr… | Expired / Lapsed | 1959-07-07 | 1962-06-19 | 2 | Details |
| US3019978A | Cryotron translators | Expired / Lapsed | 1957-03-07 | 1962-02-06 | 0 | Details |
| US3003911A | Fibrous aggregates and process and apparatus for making them | Expired / Lapsed | 1958-04-07 | 1961-10-10 | 2 | Details |
| US3001178A | Electrical memory circuits | Expired / Lapsed | 1957-12-09 | 1961-09-19 | 0 | Details |
| US2989714A | Electrical circuit element | Expired / Lapsed | 1958-06-25 | 1961-06-20 | 0 | Details |
| US2968794A | Apparatus for modifying the information stored in a prewire… | Expired / Lapsed | 1957-05-08 | 1961-01-17 | 0 | Details |
| US2958836A | Multiple-characteristic superconductive wire | Expired / Lapsed | 1957-07-11 | 1960-11-01 | 0 | Details |
| US2938892A | Amides and process of preparing same with a monocarbodhmide | Expired / Lapsed | 1958-10-10 | 1960-05-31 | 3 | Details |
| US2938356A | Method and means for controlling temperatures adjacent livi… | Expired / Lapsed | 1956-04-12 | 1960-05-31 | 0 | Details |
| US2936435A | High speed cryotron | Expired / Lapsed | 1957-01-23 | 1960-05-10 | 0 | Details |
| US2907408A | Filter construction | Expired / Lapsed | 1956-05-18 | 1959-10-06 | 0 | Details |
| US2898893A | Impact tool | Expired / Lapsed | 1958-04-11 | 1959-08-11 | 0 | Details |
| US2881416A | Apparatus for converting analogue information into digital … | Expired / Lapsed | 1952-09-04 | 1959-04-07 | 0 | Details |
| US2866336A | Liquid level gage | Expired / Lapsed | 1953-07-06 | 1958-12-30 | 0 | Details |
| US2786078A | Stabilization of methylenedinitramine | Expired / Lapsed | 1955-01-24 | 1957-03-19 | 2 | Details |
| US2754503A | Digital reading apparatus | Expired / Lapsed | 1951-12-21 | 1956-07-10 | 0 | Details |
| US2728495A | Liquid dispensing device and composition therefor | Expired / Lapsed | 1951-04-19 | 1955-12-27 | 2 | Details |
| US2662520A | Preservation and storage of biological materials | Expired / Lapsed | 1951-02-06 | 1953-12-15 | 0 | Details |
| US2653920A | Molded articles comprising a furfuryl alcohol resin and a m… | Expired / Lapsed | 1949-08-02 | 1953-09-29 | 2 | Details |
| US2597422A | Process of forming dispersions | Expired / Lapsed | 1948-09-11 | 1952-05-20 | 1 | Details |
| US2465710A | Sulfur-set furfuryl alcohol resins | Expired / Lapsed | 1944-02-23 | 1949-03-29 | 0 | Details |
| US2432891A | Silicon containing resins and method of producing same | Expired / Lapsed | 1943-03-09 | 1947-12-16 | 0 | Details |
| US2429474A | Apparatus for determining the vapor content of a gas | Expired / Lapsed | 1945-04-25 | 1947-10-21 | 0 | Details |
| US2398184A | Apparatus for distillation | Expired / Lapsed | 1941-06-28 | 1946-04-09 | 0 | Details |
| US2392682A | Process for decreasing the permeability of fabricated carbo… | Expired / Lapsed | 1943-01-11 | 1946-01-08 | 0 | Details |
| US2389789A | Distillation method and apparatus | Expired / Lapsed | 1943-02-10 | 1945-11-27 | 0 | Details |
| US2355070A | Electrolytic deposition of metal | Expired / Lapsed | 1937-07-03 | 1944-08-08 | 0 | Details |
| US2280093A | Distillation method and apparatus | Expired / Lapsed | 1941-05-01 | 1942-04-21 | 0 | Details |
| US2263751A | Process for recovery of zinc | Expired / Lapsed | 1938-11-28 | 1941-11-25 | 0 | Details |
| US2203421A | Method of molding containers from plastic materials | Expired / Lapsed | 1937-04-27 | 1940-06-04 | 0 | Details |
| US2142100A | Production of sponge iron | Expired / Lapsed | 1936-06-12 | 1939-01-03 | 0 | Details |
| US2131031A | Method of operating blast furnaces | Expired / Lapsed | 1936-06-12 | 1938-09-27 | 0 | Details |
| US2122514A | Air filtering material | Expired / Lapsed | 1934-04-10 | 1938-07-05 | 0 | Details |
| US2044769A | Process for preparing zein | Expired / Lapsed | 1935-08-07 | 1936-06-23 | 0 | Details |
| US2023637A | Process and apparatus for promoting chemical reactions in t… | Expired / Lapsed | 1930-07-08 | 1935-12-10 | 0 | Details |
| US1348459A | Method of forming shaped articles from precipitated skin-li… | Expired / Lapsed | 1919-03-27 | 1920-08-03 | 0 | Details |