DuBois; Donald W.
Patent Applications and Registrations
Patent applications and USPTO patent grants for DuBois; Donald W..The latest application filed is for "calcium hypochlorite composition".
- DuBois; Donald W. - Magnolia TX
- DuBois; Donald W. - Irwin PA
- DuBois; Donald W. - Akron OH
- DuBois; Donald W. - Corpus Christi TX
| Patent | Date |
|---|---|
| Calcium hypochlorite composition Grant 7,465,412 - Pickens , et al. December 16, 2 | 2008-12-16 |
| Calcium hypochlorite composition App 20060091356 - Pickens; Stanley R. ; et al. | 2006-05-04 |
| Diaphragm for electrolytic cell Grant 6,059,944 - DuBois , et al. May 9, 2 | 2000-05-09 |
| Method for preparing asbestos-free chlor-alkali diaphragm Grant 5,683,749 - DuBois , et al. November 4, 1 | 1997-11-04 |
| Diaphragm for electrolytic cell Grant 4,720,334 - DuBois , et al. January 19, 1 | 1988-01-19 |
| Synthetic diaphragm and process of use thereof Grant 4,666,573 - DuBois , et al. May 19, 1 | 1987-05-19 |
| Solid polymer electrolyte chlor-alkali electrolytic cell Grant 4,448,662 - DuBois , et al. May 15, 1 | 1984-05-15 |
| Solid polymer electrolyte chlor-alkali process and electrolytic cell Grant 4,364,815 - Darlington , et al. December 21, 1 | 1982-12-21 |
| Solid polymer electrolyte chlor-alkali process Grant 4,315,805 - Darlington , et al. February 16, 1 | 1982-02-16 |
| Electrolytically producing chlorine using a solid polymer electrolyte-cathode unit Grant 4,293,394 - Darlington , et al. October 6, 1 | 1981-10-06 |
| Electrolytic process and apparatus Grant 4,248,680 - Carlin , et al. February 3, 1 | 1981-02-03 |
| Recovery of fission products from acidic waste solutions thereof Grant 3,891,741 - Carlin , et al. June 24, 1 | 1975-06-24 |
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