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VALVE PROSTHESIS FOR IMPLANTATION IN THE BODY

09/26,574 | U.S. Patent Application

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Location FILE REPOSITORY (FRANCONIA)
Filed Feb. 20, 1998
Examiner JEFFREY A SMITH
Class 623
Art Group 3732
Patent No. 6,168,614
Case Type Utility - 623/001260
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent 08/955,228 Abandoned
Parent 08/801,036 Patented
Parent 08/569,314 Abandoned
Parent 08/352,127 Abandoned
Parent 08/261,235 Patented
Parent 07/961,891 Abandoned
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Last Updated: 1 year, 3 months ago
Date # Transaction