CHEMICAL DEVELOPMENTS Corp
CHEMICAL DActive Patents
0
Total Holdings
6
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US2455509A | Method of extruding irregularly shaped carbon rods | Expired / Lapsed | 1943-12-13 | 1948-12-07 | 0 | Details |
| US2410035A | Extrusion apparatus | Expired / Lapsed | 1944-07-19 | 1946-10-29 | 0 | Details |
| US2394023A | Packed tower | Expired / Lapsed | 1944-01-05 | 1946-02-05 | 0 | Details |
| US2380879A | Soluble benzyl ether of dextran | Expired / Lapsed | 1944-03-31 | 1945-07-31 | 0 | Details |
| US2344138A | Coating method | Expired / Lapsed | 1941-01-16 | 1944-03-14 | 0 | Details |
| US2344179A | Ethyl ether of dextran | Expired / Lapsed | 1939-11-24 | 1944-03-14 | 0 | Details |