Plastomedical Sciences, Inc.

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Records under this name other than patents Plastomedical Sciences, Inc. 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 Plastomedical Sciences, Inc.

Patent	Title	Status	Expires	Confidence
US 4,036,788	Anionic hydrogels based on heterocyclic N-vinyl monomers Term ended Term ended no later than Jul 19, 1997 · Low confidence	Term ended	Term ended no later than Jul 19, 1997	Low confidence
US 4,058,491	Cationic hydrogels based on heterocyclic N-vinyl monomers Term ended Term ended no later than Nov 15, 1997 · Low confidence	Term ended	Term ended no later than Nov 15, 1997	Low confidence
US 4,060,678	Cationic hydrogels based on hydroxyalkyl acrylates and methacrylates Term ended Term ended no later than Nov 29, 1997 · Low confidence	Term ended	Term ended no later than Nov 29, 1997	Low confidence
US 4,071,508	Anionic hydrogels based on hydroxyalkyl acrylates and methacrylates Term ended Term ended no later than Jan 31, 1998 · Low confidence	Term ended	Term ended no later than Jan 31, 1998	Low confidence
US 4,163,092	Cationic hydrogels based on hydroxyalkyl acrylates and methacrylates Term ended Term ended no later than Jul 31, 1999 · Low confidence	Term ended	Term ended no later than Jul 31, 1999	Low confidence
US 4,426,492	Disposable, hydrogel soft contact lenses Term ended Term ended no later than Jan 17, 2004 · Low confidence	Term ended	Term ended no later than Jan 17, 2004	Low confidence