United Gas Improvement Co
United GasActive Patents
0
Total Holdings
9
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US2416232A | Coated organic material and method of making the same | Expired / Lapsed | 1943-04-03 | 1947-02-18 | 0 | Details |
| US2400892A | Plasticized polystyrene-type resins | Expired / Lapsed | 1944-02-09 | 1946-05-28 | 0 | Details |
| US2386778A | Fractionation control | Expired / Lapsed | 1941-02-20 | 1945-10-16 | 0 | Details |
| US2353198A | Coated metal | Expired / Lapsed | 1940-09-12 | 1944-07-11 | 0 | Details |
| US2283236A | Sulphonated derivatives of polymerized methylstyrene | Expired / Lapsed | 1939-06-23 | 1942-05-19 | 0 | Details |
| US2048993A | Gas filter | Expired / Lapsed | 1934-11-16 | 1936-07-28 | 0 | Details |
| US1986357A | Insulated pipe joint | Expired / Lapsed | 1933-01-16 | 1935-01-01 | 0 | Details |
| US1983213A | Gas burner control | Expired / Lapsed | 1933-07-24 | 1934-12-04 | 0 | Details |
| US1808709A | Apparatus for metering gaseous fluids | Expired / Lapsed | 1928-10-18 | 1931-06-02 | 0 | Details |