ESP Systems, LLC
Records under this name other than patents ESP Systems, LLC holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
Showing 1 to 6 of 6 · Back to ESP Systems, LLC
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 6,366,196 | Restaurant waiter paging system Term ended Term ended Apr 25, 2020 · From the USPTO record | Term ended | Term ended Apr 25, 2020 | From the USPTO record |
| US 7,791,495 | Service personnel communication system Lapsed on the fee record Ended Sep 7, 2018 · From the USPTO record | Lapsed on the fee record | Ended Sep 7, 2018 | From the USPTO record |
| US 7,782,177 | Service personnel communication system Lapsed on the fee record Ended Aug 24, 2018 · From the USPTO record | Lapsed on the fee record | Ended Aug 24, 2018 | From the USPTO record |
| US 7,385,479 | Service personnel communication system Lapsed on the fee record Ended Jun 10, 2016 · From the USPTO record | Lapsed on the fee record | Ended Jun 10, 2016 | From the USPTO record |
| US 4,539,752 | Automatic sheet transport mechanism Term ended Term ended no later than Sep 10, 2005 · Low confidence | Term ended | Term ended no later than Sep 10, 2005 | Low confidence |
| US 4,817,034 | Computerized handwriting duplication system Formerly held Term ended Term ended no later than Mar 28, 2009 · Low confidence | Term ended | Term ended no later than Mar 28, 2009 | Low confidence |