General Motors Research Corp
General MoActive Patents
0
Total Holdings
24
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US1948487A | Steering mechanism | Expired / Lapsed | 1931-05-27 | 1934-02-27 | 0 | Details |
| US1929104A | Mounting for v-8 engines | Expired / Lapsed | 1929-10-18 | 1933-10-03 | 0 | Details |
| US1903077A | Method of uniting dissimilar metals | Expired / Lapsed | 1930-12-22 | 1933-03-28 | 0 | Details |
| US1897811A | Indicator | Expired / Lapsed | 1928-03-28 | 1933-02-14 | 0 | Details |
| US1882725A | Carburetor | Expired / Lapsed | 1928-04-23 | 1932-10-18 | 0 | Details |
| US1861021A | Engine indicator and spark plug | Expired / Lapsed | 1929-01-24 | 1932-05-31 | 0 | Details |
| US1848990A | Exhaust gas treatment | Expired / Lapsed | 1927-08-13 | 1932-03-08 | 0 | Details |
| US1827233A | Rubber spring bushing and method of making the same | Expired / Lapsed | 1927-09-15 | 1931-10-13 | 0 | Details |
| US1815619A | Control mechanism for brake booster cylinders | Expired / Lapsed | 1927-08-06 | 1931-07-21 | 0 | Details |
| US1812476A | Lamp socket mounting | Expired / Lapsed | 1929-05-22 | 1931-06-30 | 0 | Details |
| US1802848A | Fuel system | Expired / Lapsed | 1926-06-05 | 1931-04-28 | 0 | Details |
| US1797751A | Shock absorber | Expired / Lapsed | 1928-11-20 | 1931-03-24 | 0 | Details |
| US1753809A | Oil filter | Expired / Lapsed | 1926-07-28 | 1930-04-08 | 0 | Details |
| US1742743A | Oil filter | Expired / Lapsed | 1925-07-16 | 1930-01-07 | 0 | Details |
| US1723430A | Synchronous motor mounting | Expired / Lapsed | 1927-02-21 | 1929-08-06 | 0 | Details |
| US1721808A | Heat-exchange apparatus | Expired / Lapsed | 1921-11-09 | 1929-07-23 | 0 | Details |
| US1690348A | Electromagnetic motor | Expired / Lapsed | 1925-05-25 | 1928-11-06 | 0 | Details |
| US1679973A | Engine cylinder | Expired / Lapsed | 1922-12-13 | 1928-08-07 | 0 | Details |
| US1664680A | Hydraulic braking system for motor vehicles | Expired / Lapsed | 1925-06-23 | 1928-04-03 | 0 | Details |
| US1655167A | Bearing | Expired / Lapsed | 1920-08-03 | 1928-01-03 | 0 | Details |
| US1640742A | Pump | Expired / Lapsed | 1924-05-21 | 1927-08-30 | 0 | Details |
| US1640741A | Pump | Expired / Lapsed | 1924-05-09 | 1927-08-30 | 0 | Details |
| US1598792A | Electromagnetic pump | Expired / Lapsed | 1925-08-03 | 1926-09-07 | 0 | Details |
| US1596468A | Electromagnetic motor | Expired / Lapsed | 1924-05-09 | 1926-08-17 | 0 | Details |