INTERA Incorporated
Records under this name other than the patents INTERA Incorporated holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned. None of them is counted in the 1 patents it holds.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 4,352,739 | Completion and workover fluid filtration system Term ended Term ended no later than Oct 5, 2002 · Low confidence | Term ended | Term ended no later than Oct 5, 2002 | Low confidence |
| US 4,546,783 | Apparatus for washing drill cuttings Term ended Term ended no later than Oct 15, 2005 · Low confidence | Term ended | Term ended no later than Oct 15, 2005 | Low confidence |
| US 4,563,507 | Treatment of Lewis base polymer with ethylenically unsaturated compound to improve antistatic hygroscopic and dye receptive properties Formerly held Term ended Term ended no later than Jan 7, 2006 · Low confidence | Term ended | Term ended no later than Jan 7, 2006 | Low confidence |
| US 4,571,296 | Two stage desilter Term ended Term ended no later than Feb 18, 2006 · Low confidence | Term ended | Term ended no later than Feb 18, 2006 | Low confidence |
| US 4,634,535 | Drilling mud cleaning method and apparatus Term ended Term ended no later than Jan 6, 2007 · Low confidence | Term ended | Term ended no later than Jan 6, 2007 | Low confidence |
| US 4,672,005 | Process for improving polymer substrate properties, and modified polymers produced thereby Formerly held Term ended Term ended no later than Jun 9, 2007 · Low confidence | Term ended | Term ended no later than Jun 9, 2007 | Low confidence |
| US 4,705,831 | Shaped structure of polyamide treated with unsaturated monomer to effect single monomer unit addition branch Formerly held 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 4,726,968 | Process for improving polymer substrate properties, and modified polymers produced thereby 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 4,743,267 | Process for improving polymer fiber properties and fibers produced thereby Formerly held Term ended Term ended no later than May 10, 2008 · Low confidence | Term ended | Term ended no later than May 10, 2008 | Low confidence |
| US 4,790,907 | Synthetic fiber Formerly held Term ended Term ended no later than Dec 13, 2008 · Low confidence | Term ended | Term ended no later than Dec 13, 2008 | Low confidence |