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POLARIZATION INDEPENDENT WAVEGUIDE OPTICAL ISOLATOR AND CIRCULATOR

10/977,895 | U.S. Patent Application

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Location ELECTRONIC
Filed Oct. 29, 2004
Examiner JOHN D LEE
Class 385
Art Group 2874
Patent No. 7,035,492
Case Type Utility - 385/011000
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent 09/965,096 Patented
Parent 60/264,199 Expired
Last Updated: 6 years, 2 months ago
Date # Transaction