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MEMBRANES AND METHODS OF MANUFACTURE THEREOF

09/645,956 | U.S. Patent Application

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Location FILE REPOSITORY (FRANCONIA)
Filed Aug. 25, 2000
Examiner TRAVIS B RIBAR
Class 428
Art Group 1711
Patent No. 6,551,684
Case Type Utility - 428/103000
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child 10/364,995 Patented
Child 10/842,406 Abandoned
Child PQ9521
Last Updated: 5 years, 4 months ago
Date # Transaction