Polydisplay ASA
Records under this name other than patents Polydisplay ASA holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
Showing 1 to 10 of 10 · Back to Polydisplay ASA
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 7,678,292 | Liquid crystal dopants Lapsed on the fee record Ended Mar 16, 2022 · From the USPTO record | Lapsed on the fee record | Ended Mar 16, 2022 | From the USPTO record |
| US 6,923,701 | Display with micro pockets Lapsed on the fee record Ended Aug 2, 2017 · From the USPTO record | Lapsed on the fee record | Ended Aug 2, 2017 | From the USPTO record |
| US 7,397,530 | Method for encapsulation of liquid crystals with a narrow capsule size range Lapsed on the fee record Ended Jul 8, 2016 · From the USPTO record | Lapsed on the fee record | Ended Jul 8, 2016 | From the USPTO record |
| US 4,419,664 | Co-ordinate addressing of smectic display cells Term ended Term ended no later than Dec 6, 2003 · Low confidence | Term ended | Term ended no later than Dec 6, 2003 | Low confidence |
| US 4,477,151 | Smectic liquid crystal cell with heat pulse and laser Term ended Term ended no later than Oct 16, 2004 · Low confidence | Term ended | Term ended no later than Oct 16, 2004 | Low confidence |
| US 4,528,562 | Co-ordinate addressing of smectic display cells Term ended Term ended no later than Jul 9, 2005 · Low confidence | Term ended | Term ended no later than Jul 9, 2005 | Low confidence |
| US 4,703,305 | Addressing smectic displays Term ended Term ended no later than Oct 27, 2007 · Low confidence | Term ended | Term ended no later than Oct 27, 2007 | Low confidence |
| US 4,834,906 | Smectic A liquid crystal compositions Term ended Term ended no later than May 30, 2009 · Low confidence | Term ended | Term ended no later than May 30, 2009 | Low confidence |
| US 4,893,117 | Liquid crystal driving systems Term ended Term ended no later than Jan 9, 2010 · Low confidence | Term ended | Term ended no later than Jan 9, 2010 | Low confidence |
| US 5,920,365 | Display device Formerly held Term ended Term ended no later than Jul 6, 2019 · Low confidence | Term ended | Term ended no later than Jul 6, 2019 | Low confidence |