Harshaw Chemical Co
Harshaw ChActive Patents
0
Total Holdings
10
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| GB1082732A | Phosphors | Expired / Lapsed | 1965-01-05 | — | 0 | Details |
| US4347164A | Mono- and poly-metallic supported catalysts | Expired / Lapsed | 1980-12-08 | 1982-08-31 | 8 | Details |
| US3296448A | Scintillation detector comprising a transparent tin-activat… | Expired / Lapsed | 1964-01-21 | 1967-01-03 | 1 | Details |
| US2843721A | Material feeding device | Expired / Lapsed | 1955-04-06 | 1958-07-15 | 0 | Details |
| US2528902A | Bright nickel plating | Expired / Lapsed | 1947-06-12 | 1950-11-07 | 2 | Details |
| US2436690A | Acid chloride-fluoride bath for nickel plating | Expired / Lapsed | 1945-03-12 | 1948-02-24 | 0 | Details |
| US2397004A | Glass enamel composition | Expired / Lapsed | 1944-07-22 | 1946-03-19 | 0 | Details |
| US2396856A | Enamel composition | Expired / Lapsed | 1944-07-13 | 1946-03-19 | 0 | Details |
| US2118386A | Hydrofluoric acid composition | Expired / Lapsed | 1933-12-27 | 1938-05-24 | 0 | Details |
| US1986197A | Metallic composition | Expired / Lapsed | 1932-03-10 | 1935-01-01 | 0 | Details |