Pirkle; Fred L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Pirkle; Fred L..The latest application filed is for "shoe tying aid and method".
- Pirkle; Fred L. - Abington PA
- Pirkle; Fred L. - Warminster PA
- Pirkle; Fred L. - Oreland PA
- Pirkle; Fred L. - Phoenixville PA
| Patent | Date |
|---|---|
| Shoe tying aid and method Grant 8,056,265 - Pirkle , et al. November 15, 2 | 2011-11-15 |
| Shoe Tying Aid And Method App 20100269373 - Pirkle; Fred L. ; et al. | 2010-10-28 |
| Method and apparatus for slow cooking Grant 7,516,692 - Pirkle , et al. April 14, 2 | 2009-04-14 |
| Method and apparatus for slow cooking App 20040226454 - Pirkle, Fred L. ; et al. | 2004-11-18 |
| Valve Grant 6,616,058 - Pirkle September 9, 2 | 2003-09-09 |
| Thermally responsive valve Grant 6,325,092 - Pirkle December 4, 2 | 2001-12-04 |
| Fisherman's release clip Grant 6,192,619 - Pirkle February 27, 2 | 2001-02-27 |
| Quiet steam-water mixer Grant 6,186,481 - Pirkle February 13, 2 | 2001-02-13 |
| Thermally expansible compositions methods for preparation and devices using same Grant 5,816,493 - Pirkle October 6, 1 | 1998-10-06 |
| Temperature-controlled water delivery system Grant 5,623,990 - Pirkle April 29, 1 | 1997-04-29 |
| Personal comfort apparatus Grant 5,533,354 - Pirkle July 9, 1 | 1996-07-09 |
| Temperature-responsive valve Grant 4,883,082 - Pirkle November 28, 1 | 1989-11-28 |
| Computer workstation Grant 4,717,112 - Pirkle January 5, 1 | 1988-01-05 |
| Valve mechanism Grant 4,460,007 - Pirkle July 17, 1 | 1984-07-17 |
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