Barham, Jr.; William F.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Barham, Jr.; William F..The latest application filed is for "non-black rubber membranes".
- Barham, Jr.; William F. - Prescott AZ
| Patent | Date |
|---|---|
| Non-black rubber membranes Grant 9,802,391 - Wang , et al. October 31, 2 | 2017-10-31 |
| Non-black rubber membranes Grant 8,791,193 - Wang , et al. July 29, 2 | 2014-07-29 |
| Non-black rubber membranes Grant 8,367,760 - Wang , et al. February 5, 2 | 2013-02-05 |
| Non-black Rubber Membranes App 20120045953 - WANG; Hao ; et al. | 2012-02-23 |
| Fire retardant EPDM roofing membrane compositons for use on high-sloped roofs Grant 6,632,509 - Davis , et al. October 14, 2 | 2003-10-14 |
| Mineral filled EPDM membrane compositions with improved adhesion performance Grant 5,700,538 - Davis , et al. December 23, 1 | 1997-12-23 |
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