Ohio Brass Co
Ohio BrassActive Patents
0
Total Holdings
18
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US3322206A | Earth borer | Expired / Lapsed | 1964-10-09 | 1967-05-30 | 2 | Details |
| US3236316A | Earth boring apparatus | Expired / Lapsed | 1963-02-06 | 1966-02-22 | 1 | Details |
| US2722667A | Cable connectors | Expired / Lapsed | 1951-11-15 | 1955-11-01 | 0 | Details |
| US2443435A | Insulator | Expired / Lapsed | 1945-06-23 | 1948-06-15 | 0 | Details |
| US2291793A | Electric connector | Expired / Lapsed | 1941-08-02 | 1942-08-04 | 0 | Details |
| US2284945A | Cable connector | Expired / Lapsed | 1940-05-25 | 1942-06-02 | 0 | Details |
| US2155841A | Protective gap | Expired / Lapsed | 1937-10-16 | 1939-04-25 | 0 | Details |
| US2146073A | Electrical measuring apparatus | Expired / Lapsed | 1937-01-22 | 1939-02-07 | 0 | Details |
| US2135349A | Impregnation of materials | Expired / Lapsed | 1937-04-24 | 1938-11-01 | 0 | Details |
| US2103366A | Arcing gap | Expired / Lapsed | 1935-07-27 | 1937-12-28 | 0 | Details |
| US2095310A | Forming apparatus | Expired / Lapsed | 1936-05-23 | 1937-10-12 | 0 | Details |
| US1967616A | Insulator | Expired / Lapsed | 1932-06-20 | 1934-07-24 | 0 | Details |
| US1910227A | Magnetic core | Expired / Lapsed | 1931-01-03 | 1933-05-23 | 0 | Details |
| US1910226A | Bushing insulator | Expired / Lapsed | 1928-06-30 | 1933-05-23 | 0 | Details |
| US1728952A | Conductor terminal for bushings | Expired / Lapsed | 1922-07-29 | 1929-09-24 | 0 | Details |
| US1703674A | Valve | Expired / Lapsed | 1927-04-25 | 1929-02-26 | 0 | Details |
| US1691328A | Terminal for insulator bushings | Expired / Lapsed | 1922-08-03 | 1928-11-13 | 0 | Details |
| US1286381A | Connecting stud and bond terminal. | Expired / Lapsed | 1917-06-14 | 1918-12-03 | 0 | Details |