Pyrene Manufacturing Co
Pyrene ManActive Patents
0
Total Holdings
9
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US2618346A | Fire-extinguishing installation | Expired / Lapsed | 1950-01-11 | 1952-11-18 | 0 | Details |
| US2603469A | Fire extinguishing apparatus | Expired / Lapsed | 1948-11-23 | 1952-07-15 | 0 | Details |
| US2476748A | Frangible sealing closure | Expired / Lapsed | 1946-09-12 | 1949-07-19 | 0 | Details |
| US2131427A | Process of electrolytically depositing iron and nickel alloy | Expired / Lapsed | 1935-11-19 | 1938-09-27 | 0 | Details |
| US2109966A | Fluid container | Expired / Lapsed | 1936-03-17 | 1938-03-01 | 0 | Details |
| US1881608A | Container-piercing mechanism | Expired / Lapsed | 1932-01-06 | 1932-10-11 | 0 | Details |
| US1587637A | Flux | Expired / Lapsed | 1922-07-29 | 1926-06-08 | 0 | Details |
| US1384747A | Chemical heater | Expired / Lapsed | 1917-08-24 | 1921-07-19 | 0 | Details |
| US1385074A | Chemical heater | Expired / Lapsed | 1917-07-10 | 1921-07-19 | 0 | Details |