Tzeng; Casey G.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tzeng; Casey G..The latest application filed is for "rounded ridge cap with asphaltic foam materials".
- Tzeng; Casey G. - Irvine CA
- Tzeng; Casey G. - Irivne CA
| Patent | Date |
|---|---|
| Ridge cap with asphaltic foam materials Grant 9,200,450 - Thagard, III , et al. December 1, 2 | 2015-12-01 |
| Rounded Ridge Cap With Asphaltic Foam Materials App 20140318034 - Thagard, III; George F. ; et al. | 2014-10-30 |
| Ridge Cap With Asphaltic Foam Materials App 20140033626 - Thagard, III; George F. ; et al. | 2014-02-06 |
| Ridge cap with asphaltic foam materials Grant 8,549,802 - Thagard, III , et al. October 8, 2 | 2013-10-08 |
| Ridge Cap With Asphaltic Foam Materials App 20130036677 - Thagard, III; George F. ; et al. | 2013-02-14 |
| Ridge cap roofing shingle Grant D422,095 - Thagard, III , et al. March 28, 2 | 2000-03-28 |
| Method of making rigid asphaltic foam Grant 5,965,626 - Tzeng , et al. October 12, 1 | 1999-10-12 |
| Roofing shingle Grant D413,396 - Thagard, III , et al. August 31, 1 | 1999-08-31 |
| Method of making a ridge cap roofing tile Grant 5,816,014 - Tzeng , et al. October 6, 1 | 1998-10-06 |
| Asphaltic foam Grant 5,813,176 - Tzeng , et al. September 29, 1 | 1998-09-29 |
| Asphaltic polyurethane foam for roofing applications Grant 5,786,085 - Tzeng , et al. July 28, 1 | 1998-07-28 |
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