Gevaert Photo Producten NV
Gevaert PhActive Patents
0
Total Holdings
17
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| DE1134831B | Process for the preparation of polymers containing sulfonic… | Expired / Lapsed | 1961-05-31 | — | 0 | Details |
| US3523907A | Method for encapsulating water and compounds in aqueous pha… | Expired / Lapsed | 1968-04-25 | 1970-08-11 | 0 | Details |
| US3523906A | Process for encapsulating water and compounds in aqueous ph… | Expired / Lapsed | 1968-04-25 | 1970-08-11 | 0 | Details |
| US3495984A | Polyester film and subbing layers therefor | Expired / Lapsed | 1968-11-25 | 1970-02-17 | 0 | Details |
| US3470021A | Magnetic recording material | Expired / Lapsed | 1966-04-25 | 1969-09-30 | 0 | Details |
| US3385700A | Recording process | Expired / Lapsed | 1965-06-10 | 1968-05-28 | 3 | Details |
| US3281240A | Electrophotographic material | Expired / Lapsed | 1961-10-12 | 1966-10-25 | 2 | Details |
| US3246148A | Method for the production of thermographic copies from an e… | Expired / Lapsed | 1963-03-28 | 1966-04-12 | 2 | Details |
| US3230201A | Polymers containing sulfonic acid groups | Expired / Lapsed | 1961-05-31 | 1966-01-18 | 3 | Details |
| US3155503A | Electrophotographic material | Expired / Lapsed | 1960-02-26 | 1964-11-03 | 0 | Details |
| US3143544A | Triarylphosphonium cyclopentadienylide methine dyes and pho… | Expired / Lapsed | 1959-10-23 | 1964-08-04 | 0 | Details |
| US3131060A | Electrophotographic material | Expired / Lapsed | 1960-02-26 | 1964-04-28 | 2 | Details |
| US3113022A | Electrophotographic process | Expired / Lapsed | 1960-04-22 | 1963-12-03 | 2 | Details |
| US2984569A | Manufacture of photographic films | Expired / Lapsed | 1955-05-18 | 1961-05-16 | 2 | Details |
| US2960493A | Fiber and film-forming polycondensates | Expired / Lapsed | 1957-03-07 | 1960-11-15 | 2 | Details |
| US2644754A | Supersensitized photographic silver halide emulsions | Expired / Lapsed | 1947-08-04 | 1953-07-07 | 2 | Details |
| US2192241A | Photographic layer and process of producing same | Expired / Lapsed | 1937-04-27 | 1940-03-05 | 0 | Details |