Concept Engineering Group, Inc.
Records under this name other than patents Concept Engineering Group, Inc. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
Back to Concept Engineering Group, Inc.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 7,676,965 | Air Powered Vaccum Apparatus Formerly held In force · High confidence | In force | High confidence | |
| US 6,158,152 | Pneumatic excavator Formerly held Term ended Term ended Dec 2, 2019 · From the USPTO record | Term ended | Term ended Dec 2, 2019 | From the USPTO record |
| US D435,207 | Handle for pneumatic excavation tool Term ended Term ended Dec 19, 2014 · From the USPTO record | Term ended | Term ended Dec 19, 2014 | From the USPTO record |
| US 6,044,858 | Electromagnetic flow control valve for a liquid metal Lapsed on the fee record Ended Apr 4, 2008 · From the USPTO record | Lapsed on the fee record | Ended Apr 4, 2008 | From the USPTO record |
| US 4,208,070 | Leisure chair Term ended Term ended no later than Jun 17, 2000 · Low confidence | Term ended | Term ended no later than Jun 17, 2000 | Low confidence |
| US 4,220,346 | Utility cart Term ended Term ended no later than Sep 2, 2000 · Low confidence | Term ended | Term ended no later than Sep 2, 2000 | Low confidence |
| US 4,333,602 | Reclosable container Term ended Term ended no later than Jun 8, 2002 · Low confidence | Term ended | Term ended no later than Jun 8, 2002 | Low confidence |
| US 4,358,124 | Utility cart Term ended Term ended no later than Nov 9, 2002 · Low confidence | Term ended | Term ended no later than Nov 9, 2002 | Low confidence |
| US 4,410,214 | Leisure chair Term ended Term ended no later than Oct 18, 2003 · Low confidence | Term ended | Term ended no later than Oct 18, 2003 | Low confidence |
| US 5,038,606 | Rain gauge Term ended Term ended no later than Aug 13, 2011 · Low confidence | Term ended | Term ended no later than Aug 13, 2011 | Low confidence |