Dearborn Chemical Co
Dearborn CActive Patents
0
Total Holdings
6
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US3019195A | Method and composition for treating cooling water | Expired / Lapsed | 1959-05-01 | 1962-01-30 | 2 | Details |
| US2783200A | Sludge conditioning and dispersing agents for boiler water … | Expired / Lapsed | 1951-11-03 | 1957-02-26 | 2 | Details |
| US2363924A | Purifying waters with stabilized emulsion | Expired / Lapsed | 1939-07-12 | 1944-11-28 | 0 | Details |
| US2360109A | Pipe wrapping material | Expired / Lapsed | 1939-03-11 | 1944-10-10 | 0 | Details |
| US2311572A | Material for wrapping pipes and for covering metallic surfa… | Expired / Lapsed | 1940-05-04 | 1943-02-16 | 0 | Details |
| US2112825A | Grease type pipe line coating machine | Expired / Lapsed | 1936-07-29 | 1938-04-05 | 0 | Details |