GPAC, Inc.
Records under this name other than patents GPAC, Inc. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 4,604,111 | Particulate contamination control method and filtration device Term ended Term ended no later than Aug 5, 2006 · Low confidence | Term ended | Term ended no later than Aug 5, 2006 | Low confidence |
| US 4,613,348 | Disposable HEPA filtration device Formerly held Term ended Term ended no later than Sep 23, 2006 · Low confidence | Term ended | Term ended no later than Sep 23, 2006 | Low confidence |
| US 4,626,291 | Portable containment device for treatment of hazardous materials Formerly held Term ended Term ended no later than Dec 2, 2006 · Low confidence | Term ended | Term ended no later than Dec 2, 2006 | Low confidence |
| US 4,705,429 | Method of disposing of asbestos waste material Term ended Term ended no later than Nov 10, 2007 · Low confidence | Term ended | Term ended no later than Nov 10, 2007 | Low confidence |
| US 4,726,825 | Disposable HEPA filtration device Formerly held Term ended Term ended no later than Feb 23, 2008 · Low confidence | Term ended | Term ended no later than Feb 23, 2008 | Low confidence |
| US 4,786,295 | Filtration device for airborne contaminants Term ended Term ended no later than Nov 22, 2008 · Low confidence | Term ended | Term ended no later than Nov 22, 2008 | Low confidence |
| US 4,812,700 | Portable containment device for treatment of hazardous materials Formerly held Term ended Term ended no later than Mar 14, 2009 · Low confidence | Term ended | Term ended no later than Mar 14, 2009 | Low confidence |
| US 4,818,970 | Fire condition detection and control system for air moving and filtering units Term ended Term ended no later than Apr 4, 2009 · Low confidence | Term ended | Term ended no later than Apr 4, 2009 | Low confidence |
| US 4,884,374 | Asbestos removal glove Term ended Term ended no later than Dec 5, 2009 · Low confidence | Term ended | Term ended no later than Dec 5, 2009 | Low confidence |
| US 4,888,846 | Asbestos scraper Term ended Term ended no later than Dec 26, 2009 · Low confidence | Term ended | Term ended no later than Dec 26, 2009 | Low confidence |