Tech Met, Inc.
Records under this name other than the patents Tech Met, Inc. 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 9 patents it holds.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 6,193,762 | Surface for use on an implantable device Lapsed on the fee record Ended Feb 27, 2013 · From the USPTO record | Lapsed on the fee record | Ended Feb 27, 2013 | From the USPTO record |
| US 4,007,992 | Light beam shape control in optical measuring apparatus Term ended Term ended no later than Feb 15, 1997 · Low confidence | Term ended | Term ended no later than Feb 15, 1997 | Low confidence |
| US 4,043,673 | Reticle calibrated diameter gauge Term ended Term ended no later than Aug 23, 1997 · Low confidence | Term ended | Term ended no later than Aug 23, 1997 | Low confidence |
| US 4,146,327 | Optical triangulation gauging system Term ended Term ended no later than Mar 27, 1999 · Low confidence | Term ended | Term ended no later than Mar 27, 1999 | Low confidence |
| US 4,199,259 | Detector pulse enhancement circuit Term ended Term ended no later than Apr 22, 2000 · Low confidence | Term ended | Term ended no later than Apr 22, 2000 | Low confidence |
| US 4,438,402 | Electrostatic transducer for length measurement system Term ended Term ended no later than Mar 20, 2004 · Low confidence | Term ended | Term ended no later than Mar 20, 2004 | Low confidence |
| US 4,580,616 | Method and apparatus for controlled solidification of metals Term ended Term ended no later than Apr 8, 2006 · Low confidence | Term ended | Term ended no later than Apr 8, 2006 | Low confidence |
| US 4,718,870 | Marine propulsion system Term ended Term ended no later than Jan 12, 2008 · Low confidence | Term ended | Term ended no later than Jan 12, 2008 | Low confidence |
| US 5,258,098 | Method of production of a surface adapted to promote adhesion Formerly held Term ended Term ended no later than Nov 2, 2013 · Low confidence | Term ended | Term ended no later than Nov 2, 2013 | Low confidence |
| US 5,507,815 | Random surface protrusions on an implantable device Formerly held Term ended Term ended no later than Apr 16, 2016 · Low confidence | Term ended | Term ended no later than Apr 16, 2016 | Low confidence |