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MEMBRANES AND METHODS OF MANUFACTURE THEREOF

10/364,995 | U.S. Patent Application

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Location ELECTRONIC
Filed Feb. 12, 2003
Examiner THAO T TRAN
Class 427
Art Group 1711
Patent No. 6,737,111
Case Type Utility - 427/261000
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent 09/645,956 Patented
Child 10/842,406 Abandoned
Child PQ9521
Last Updated: 4 years, 9 months ago
Date # Transaction