Gamewell Corp
Gamewell CActive Patents
0
Total Holdings
9
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US3112067A | Electric differential counter | Expired / Lapsed | 1959-03-13 | 1963-11-26 | 1 | Details |
| US3072883A | Traffic controllers employing static, logic control elements | Expired / Lapsed | 1958-07-03 | 1963-01-08 | 2 | Details |
| US3056106A | Infrared detectors | Expired / Lapsed | 1958-07-14 | 1962-09-25 | 0 | Details |
| US2946902A | Repeat cycle timers | Expired / Lapsed | 1959-01-14 | 1960-07-26 | 0 | Details |
| US2685686A | Signaling system | Expired / Lapsed | 1952-02-26 | 1954-08-03 | 0 | Details |
| US2355934A | Signaling system | Expired / Lapsed | 1942-06-25 | 1944-08-15 | 0 | Details |
| US2217797A | Fire alarm system | Expired / Lapsed | 1937-07-17 | 1940-10-15 | 0 | Details |
| US1986026A | Signal transmitter | Expired / Lapsed | 1931-01-24 | 1935-01-01 | 0 | Details |
| US1799438A | Multicircuit-testing mechanism | Expired / Lapsed | 1929-08-08 | 1931-04-07 | 0 | Details |