Robbins Engineering, Inc.
Records under this name other than patents Robbins Engineering, Inc. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
Back to Robbins Engineering, Inc.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 7,178,305 | Hanger Bracket Term ended Term ended Jul 7, 2025 · High confidence | Term ended | Term ended Jul 7, 2025 | High confidence |
| US 6,681,977 | Wood Tie End Plating Machine Term ended Term ended Jun 29, 2022 · High confidence | Term ended | Term ended Jun 29, 2022 | High confidence |
| US 6,024,270 | Wood tie end plating machine Term ended Term ended Feb 12, 2019 · From the USPTO record | Term ended | Term ended Feb 12, 2019 | From the USPTO record |
| US 4,494,685 | Cross tie end plating machine Term ended Term ended no later than Jan 22, 2005 · Low confidence | Term ended | Term ended no later than Jan 22, 2005 | Low confidence |
| US 4,513,900 | Wood cross-tie end plating machine Term ended Term ended no later than Apr 30, 2005 · Low confidence | Term ended | Term ended no later than Apr 30, 2005 | Low confidence |
| US 4,657,168 | Wood cross-tie end plating machine Term ended Term ended no later than Apr 14, 2007 · Low confidence | Term ended | Term ended no later than Apr 14, 2007 | Low confidence |
| US 4,660,815 | Pressure actuated clamp for truss manufacturing equipment Term ended Term ended no later than Apr 28, 2007 · Low confidence | Term ended | Term ended no later than Apr 28, 2007 | Low confidence |
| US 4,819,869 | Toggle tie plate fastening system Term ended Term ended no later than Apr 11, 2009 · Low confidence | Term ended | Term ended no later than Apr 11, 2009 | Low confidence |
| US 4,828,172 | Tie plate rail fastening system Term ended Term ended no later than May 9, 2009 · Low confidence | Term ended | Term ended no later than May 9, 2009 | Low confidence |
| US 4,895,302 | Tie plate rail fastening system Term ended Term ended no later than Jan 23, 2010 · Low confidence | Term ended | Term ended no later than Jan 23, 2010 | Low confidence |