Gevaert Photo Producten NV
Gevaert PhActive Patents
0
Total Holdings
8
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US3523907A | Method for encapsulating water and compounds in aqueous pha… | Expired / Lapsed | 1968-04-25 | 1970-08-11 | 0 | Details |
| US3202922A | Transistor chopper | Expired / Lapsed | 1961-04-03 | 1965-08-24 | 2 | Details |
| US3131060A | Electrophotographic material | Expired / Lapsed | 1960-02-26 | 1964-04-28 | 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 |
| FR53513E | Method for obtaining images using silver halide | Expired / Lapsed | 1943-11-16 | 1946-03-04 | 0 | Details |
| FR53404E | Method for obtaining images using silver halide | Expired / Lapsed | 1942-03-18 | 1946-01-10 | 0 | Details |
| FR873507A | Method for obtaining images using silver halide | Expired / Lapsed | 1941-06-30 | 1942-07-10 | 0 | Details |