Freeman; Clarence S.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Freeman; Clarence S..The latest application filed is for "water-filtering media and filters".
- Freeman; Clarence S. - Channelview TX
- Freeman, Clarence S. - Chanelview TX
- Freeman; Clarence S. - Beaumont TX
| Patent | Date |
|---|---|
| Water-filtering media and filters Grant 8,187,474 - Freeman , et al. May 29, 2 | 2012-05-29 |
| Water-filtering Media And Filters App 20090026149 - Freeman; Mark C. ; et al. | 2009-01-29 |
| Water-filtering media and filters Grant 7,425,266 - Freeman , et al. September 16, 2 | 2008-09-16 |
| Water-filtering media and filters App 20050193623 - Freeman, Mark C. ; et al. | 2005-09-08 |
| Polymerization process, apparatus mid polymer App 20020193546 - Freeman, Clarence S. ; et al. | 2002-12-19 |
| Water absorbing polymer Grant 6,399,730 - Freeman , et al. June 4, 2 | 2002-06-04 |
| Water absorbing polymer App 20020039655 - Freeman, Clarence S. ; et al. | 2002-04-04 |
| Polymerization process with spraying step Grant 6,291,605 - Freeman , et al. September 18, 2 | 2001-09-18 |
| Composition for protecting the contents of an enclosed space from damage by invasive water Grant 5,218,011 - Freeman June 8, 1 | 1993-06-08 |
| Water detection and removal for instruments Grant 5,035,805 - Freeman , et al. * July 30, 1 | 1991-07-30 |
| Water absorbent packet Grant 4,747,960 - Freeman , et al. May 31, 1 | 1988-05-31 |
| Roofing Material Grant 3,619,343 - Freeman November 9, 1 | 1971-11-09 |
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