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ARTIFICIAL MIDDLE EXPANDABLE INTERVERTEBRAL DISK IMPLANTS

07/659,758 | U.S. Patent Application

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Location FILE REPOSITORY (FRANCONIA)
Filed Feb. 22, 1991
Examiner DAVID H WILLSE
Class 623
Art Group 3308
Patent No. 5,171,278
Case Type Utility - 623/017000
Status Patented Case
Child 07/786,758 Abandoned
Child 08/106,148 Abandoned
Child 08/316,806 Abandoned
Child 08/479,547 Abandoned
Child 08/617,490 Patented
Last Updated: 5 years ago
Date # Transaction