Protelcon, Inc.
Records under this name other than patents Protelcon, Inc. holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
Showing 1 to 4 of 4 · Back to Protelcon, Inc.
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 6,025,869 | Video viewing supervision system Formerly held Lapsed on the fee record Ended Feb 15, 2004 · From the USPTO record | Lapsed on the fee record | Ended Feb 15, 2004 | From the USPTO record |
| US 4,081,754 | Programmable television receiver controllers Formerly held Term ended Term ended no later than Mar 28, 1998 · Low confidence | Term ended | Term ended no later than Mar 28, 1998 | Low confidence |
| US 4,228,543 | Programmable television receiver controllers Formerly held Term ended Term ended no later than Oct 14, 2000 · Low confidence | Term ended | Term ended no later than Oct 14, 2000 | Low confidence |
| US 5,548,345 | Video viewing censoring supervision system Formerly held Term ended Term ended no later than Aug 20, 2016 · Low confidence | Term ended | Term ended no later than Aug 20, 2016 | Low confidence |