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Valve Special Purpose Co LLC

Valve Spec

Active Patents

0

Total Holdings

5

Patent Holdings

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Patent No.	Title	Status	Filing Date	Grant Date	Claims	Actions
US6315793B1	Prosthetic venous valves	Expired / Lapsed	1999-09-08	2001-11-13	22	Details
US5976183A	Sewing ring for heart valve prosthesis	Expired / Lapsed	1998-01-05	1999-11-02	21	Details
US5908452A	Prosthetic heart valve with improved blood flow	Expired / Lapsed	1998-02-20	1999-06-01	16	Details
US5641324A	Prosthetic heart valve	Expired / Lapsed	1996-01-23	1997-06-24	20	Details
US5545216A	Prosthetic heart valve	Expired / Lapsed	1995-05-16	1996-08-13	22	Details