Conco Inc.
Records under this name other than patents Conco Inc. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
Showing 1 to 10 of 10 · Back to Conco Inc.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 3,946,293 | Thyristor control system Term ended Term ended no later than Mar 23, 1996 · Low confidence | Term ended | Term ended no later than Mar 23, 1996 | Low confidence |
| US 3,958,102 | Inventory taking system for an automatic warehouse Term ended Term ended no later than May 18, 1996 · Low confidence | Term ended | Term ended no later than May 18, 1996 | Low confidence |
| US 4,107,738 | Sewer inspection device and method of scanning sewers for leaks Term ended Term ended no later than Aug 15, 1998 · Low confidence | Term ended | Term ended no later than Aug 15, 1998 | Low confidence |
| US 4,114,939 | Vacuum pickup head Term ended Term ended no later than Sep 19, 1998 · Low confidence | Term ended | Term ended no later than Sep 19, 1998 | Low confidence |
| US 4,379,657 | Riser tensioner Formerly held Term ended Term ended no later than Apr 12, 2003 · Low confidence | Term ended | Term ended no later than Apr 12, 2003 | Low confidence |
| US 4,397,267 | Technique and apparatus for solids circulation control in the solids circulating boiler Term ended Term ended no later than Aug 9, 2003 · Low confidence | Term ended | Term ended no later than Aug 9, 2003 | Low confidence |
| US 4,519,342 | Alcohol dissociation reactor for motor vehicles Term ended Term ended no later than May 28, 2005 · Low confidence | Term ended | Term ended no later than May 28, 2005 | Low confidence |
| US 4,954,135 | Oil compositions containing terpolymers of alkyl acrylates or methacrylates, an olefinically unsaturated homo or heterocyclic-nitrogen compound and allyl acrylates or methacrylates Term ended Term ended no later than Sep 4, 2010 · Low confidence | Term ended | Term ended no later than Sep 4, 2010 | Low confidence |
| US 5,028,311 | Delayed coking process Formerly held Term ended Term ended no later than Jul 2, 2011 · Low confidence | Term ended | Term ended no later than Jul 2, 2011 | Low confidence |
| US 5,153,857 | Method for selecting seismic traces for higher efficiency of pre-stack two dimensional or three dimensional depth migration Term ended Term ended no later than Oct 6, 2012 · Low confidence | Term ended | Term ended no later than Oct 6, 2012 | Low confidence |