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AMORPHROUS SEMICONDUCTOR THIN FILM LIGHT EMITTING DIODE

08/414,738 | U.S. Patent Application

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Location FILE REPOSITORY (FRANCONIA)
Filed March 31, 1995
Examiner MINH LOAN TRAN
Class 257
Art Group 2508
Patent No. 5,656,823
Case Type Utility - 257/059000
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Child PM4832
Last Updated: 4 years, 4 months ago
Date # Transaction