Gray; Terrance H.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Gray; Terrance H..The latest application filed is for "coupler for leaching chamber systems".
- Gray; Terrance H. - Bath ME
| Patent | Date |
|---|---|
| Coupler for leaching chamber systems Grant 8,002,497 - Hedstrom , et al. August 23, 2 | 2011-08-23 |
| Coupler For Leaching Chamber Systems App 20090180834 - Hedstrom; Kristen K. ; et al. | 2009-07-16 |
| Coupler for leaching chamber systems Grant 7,413,382 - Hedstrom , et al. August 19, 2 | 2008-08-19 |
| Coupler For Leaching Chamber Systems App 20070196175 - Hedstrom; Kristen K. ; et al. | 2007-08-23 |
| Adjustable angle coupler for leaching chamber systems Grant 7,160,059 - Hedstrom , et al. January 9, 2 | 2007-01-09 |
| Adjustable angle coupler for leaching chamber systems App 20040013469 - Hedstrom, Kristen K. ; et al. | 2004-01-22 |
| Adjustable angle coupler for leaching chamber systems Grant 6,592,293 - Hedstrom , et al. July 15, 2 | 2003-07-15 |
| Leaching chamber Grant 6,270,287 - Gray August 7, 2 | 2001-08-07 |
| Leaching chamber Grant 6,076,993 - Gray June 20, 2 | 2000-06-20 |
| Post and dome interconnect for leaching chambers Grant D403,047 - Gray December 22, 1 | 1998-12-22 |
| Coupling flange for conduits Grant D397,090 - Gray August 18, 1 | 1998-08-18 |
| Leaching chamber Grant 5,441,363 - Gray August 15, 1 | 1995-08-15 |
| Leaching chamber Grant D329,684 - Gray September 22, 1 | 1992-09-22 |
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