General Controls Co
General CoActive Patents
0
Total Holdings
30
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US2998187A | Electro-magnetic counters | Expired / Lapsed | 1956-06-22 | 1961-08-29 | 0 | Details |
| US2987919A | Over temperature control unit | Expired / Lapsed | 1957-01-29 | 1961-06-13 | 0 | Details |
| US2937434A | Process of manufacturing switch contacts | Expired / Lapsed | 1956-06-14 | 1960-05-24 | 0 | Details |
| US2876535A | Method of making packing seal for die-cast insert | Expired / Lapsed | 1954-02-15 | 1959-03-10 | 0 | Details |
| US2840719A | System for deriving average intensity of flame and comparin… | Expired / Lapsed | 1953-05-21 | 1958-06-24 | 0 | Details |
| US2798764A | Thermostatic control system | Expired / Lapsed | 1953-01-02 | 1957-07-09 | 0 | Details |
| US2690246A | Clutch | Expired / Lapsed | 1949-06-29 | 1954-09-28 | 0 | Details |
| US2669417A | Balanced slide valve for high hydraulic pressures | Expired / Lapsed | 1950-06-29 | 1954-02-16 | 0 | Details |
| US2665072A | Valve for controlling the admission of refrigerant to evapo… | Expired / Lapsed | 1949-02-28 | 1954-01-05 | 0 | Details |
| US2558387A | Liquid sampler | Expired / Lapsed | 1946-01-28 | 1951-06-26 | 0 | Details |
| US2526972A | Fluid control valve | Expired / Lapsed | 1944-10-28 | 1950-10-24 | 0 | Details |
| US2503563A | Valve operator | Expired / Lapsed | 1944-09-30 | 1950-04-11 | 0 | Details |
| US2502591A | Electromagnet | Expired / Lapsed | 1948-07-12 | 1950-04-04 | 0 | Details |
| US2461772A | Fluid control valve | Expired / Lapsed | 1944-11-20 | 1949-02-15 | 0 | Details |
| US2446719A | Electric circuit for electromagnets | Expired / Lapsed | 1946-01-19 | 1948-08-10 | 0 | Details |
| US2446718A | Thermostatic safety control for fuel burners | Expired / Lapsed | 1944-11-13 | 1948-08-10 | 0 | Details |
| US2442145A | Photoelectric regulating and safety burner control system | Expired / Lapsed | 1946-06-03 | 1948-05-25 | 0 | Details |
| US2434433A | Control circuit | Expired / Lapsed | 1942-12-09 | 1948-01-13 | 0 | Details |
| US2425124A | Automatic counter system | Expired / Lapsed | 1942-07-25 | 1947-08-05 | 0 | Details |
| US2423728A | Engine control system | Expired / Lapsed | 1943-11-08 | 1947-07-08 | 0 | Details |
| US2412490A | Fluid control valve | Expired / Lapsed | 1944-04-26 | 1946-12-10 | 0 | Details |
| US2407517A | Thermoelectric generator | Expired / Lapsed | 1941-04-09 | 1946-09-10 | 0 | Details |
| US2388868A | Fluid control valve | Expired / Lapsed | 1942-02-02 | 1945-11-13 | 0 | Details |
| US2385530A | Thermoelectric device | Expired / Lapsed | 1942-04-18 | 1945-09-25 | 0 | Details |
| US2296580A | Electronic timing circuit | Expired / Lapsed | 1939-12-05 | 1942-09-22 | 0 | Details |
| US2113858A | Control unit | Expired / Lapsed | 1936-09-28 | 1938-04-12 | 0 | Details |
| US2112998A | Multiple control | Expired / Lapsed | 1936-09-26 | 1938-04-05 | 0 | Details |
| US2098197A | Solenoid | Expired / Lapsed | 1936-11-20 | 1937-11-02 | 0 | Details |
| US2098196A | Solenoid | Expired / Lapsed | 1936-10-13 | 1937-11-02 | 0 | Details |
| US2084654A | Control apparatus | Expired / Lapsed | 1935-01-14 | 1937-06-22 | 0 | Details |