Bask Aktiengesellschaft
Records under this name other than the patents Bask Aktiengesellschaft holds now: patents now held by others, patents whose terms have ended, and its applications, pending or abandoned. None of them is counted in the 1 patents it holds.
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| Patent | Title | Status | Expires | Confidence |
|---|---|---|---|---|
| US 6,239,230 | Surface-treated superabsorbent polymer particles Term ended Term ended Sep 7, 2019 · From the USPTO record | Term ended | Term ended Sep 7, 2019 | From the USPTO record |
| US 6,075,107 | Use of copolymers of N-vinylprrolidone in preparations of water-insoluble substances Term ended Term ended May 7, 2018 · From the USPTO record | Term ended | Term ended May 7, 2018 | From the USPTO record |
| US 6,844,467 | Method for the production of glyceric acid Lapsed on the fee record Ended Jan 18, 2017 · From the USPTO record | Lapsed on the fee record | Ended Jan 18, 2017 | From the USPTO record |
| US 6,590,137 | Multicomponent superabsorbent gel particles Lapsed on the fee record Ended Jul 8, 2011 · From the USPTO record | Lapsed on the fee record | Ended Jul 8, 2011 | From the USPTO record |
| US 6,322,766 | Preparation of oxides of nitrogen having a low degree of oxidation Lapsed on the fee record Ended Nov 27, 2009 · From the USPTO record | Lapsed on the fee record | Ended Nov 27, 2009 | From the USPTO record |
| US 4,209,450 | Introduction of a carbonyl group into a cyclohexene ring Term ended Term ended no later than Jun 24, 2000 · Low confidence | Term ended | Term ended no later than Jun 24, 2000 | Low confidence |
| US 4,629,616 | Basic chromium aluminum sulfates and their preparation Term ended Term ended no later than Dec 16, 2006 · Low confidence | Term ended | Term ended no later than Dec 16, 2006 | Low confidence |
| US 5,124,364 | Composite foams of low thermal conductivity Formerly held Term ended Term ended no later than Jun 23, 2012 · Low confidence | Term ended | Term ended no later than Jun 23, 2012 | Low confidence |
| US 5,500,446 | Fungicidal mixtures Term ended Term ended no later than Mar 19, 2016 · Low confidence | Term ended | Term ended no later than Mar 19, 2016 | Low confidence |
| US 5,633,329 | Preparation of high molecular weight polymers Formerly held Term ended Term ended no later than May 27, 2017 · Low confidence | Term ended | Term ended no later than May 27, 2017 | Low confidence |