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FLUORINATED PHOTOPOLYMER COMPOSITION AND WAVEGUIDE DEVICE

10/50,185 | U.S. Patent Application

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Filed Jan. 18, 2002
Examiner LEE, SIN J
Class 430
Art Group 1752
Patent No. 6,929,899
Case Type Utility
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Last Updated: 1 month ago
Date # Transaction