General Chemical Corp
General ChActive Patents
0
Total Holdings
8
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US2283471A | Organic contact insecticide and its use | Expired / Lapsed | 1938-11-23 | 1942-05-19 | 0 | Details |
| US2030021A | Method and apparatus for the production of sulphur dioxide | Expired / Lapsed | 1932-09-15 | 1936-02-04 | 0 | Details |
| US1936078A | Process of purifying hydrochloric acid gas | Expired / Lapsed | 1926-12-09 | 1933-11-21 | 0 | Details |
| US1810217A | Continuous crystallizer | Expired / Lapsed | 1927-02-05 | 1931-06-16 | 0 | Details |
| US1778532A | Container for corrosive materials | Expired / Lapsed | 1927-08-24 | 1930-10-14 | 0 | Details |
| US1371004A | Oxidation of sulfur dioxid and catalyst therefor | Expired / Lapsed | 1914-10-09 | 1921-03-08 | 0 | Details |
| US1301373A | Apparatus for purifying gases and for producing briqueting … | Expired / Lapsed | 1917-05-15 | 1919-04-22 | 0 | Details |
| US1150901A | Effervescent compound. | Expired / Lapsed | 1912-07-25 | 1915-08-24 | 0 | Details |