Polymer Sciences Limited
Records under this name other than patents Polymer Sciences Limited holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned.
Showing 1 to 9 of 9 · Back to Polymer Sciences Limited
| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 10,639,207 | Medical Dressing to Treat Sucking Chest Wound Formerly held In force · High confidence | In force | High confidence | |
| US 11,684,519 | Medical Dressing to Treat Sucking Chest Wound Formerly held In force · High confidence | In force | High confidence | |
| US 12,447,062 | Medical Dressing to Treat Sucking Chest Wound and Methods of Forming Same Formerly held In force · High confidence | In force | High confidence | |
| US 8,293,154 | Moulding process Lapsed on the fee record Ended Oct 23, 2024 · From the USPTO record | Lapsed on the fee record | Ended Oct 23, 2024 | From the USPTO record |
| US 4,001,428 | Cyclopropane derivatives and use thereof as cell membrane mobility agents Term ended Term ended no later than Jan 4, 1997 · Low confidence | Term ended | Term ended no later than Jan 4, 1997 | Low confidence |
| US 4,259,519 | Process for the carbonylation of diolefins Term ended Term ended no later than Mar 31, 2001 · Low confidence | Term ended | Term ended no later than Mar 31, 2001 | Low confidence |
| US 4,424,312 | Preparation of amino acids in high optical yield via catalytic hydrogenation Term ended Term ended no later than Jan 3, 2004 · Low confidence | Term ended | Term ended no later than Jan 3, 2004 | Low confidence |
| US 4,507,462 | Low molecular weight aromatic polymers with biphenylene end groups Term ended Term ended no later than Mar 26, 2005 · Low confidence | Term ended | Term ended no later than Mar 26, 2005 | Low confidence |
| US 5,434,009 | An acrylic based composition/asphaltic roofing laminate Term ended Term ended no later than Jul 18, 2015 · Low confidence | Term ended | Term ended no later than Jul 18, 2015 | Low confidence |