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SEMICONDUCTOR HETEROJUNCTION STRUCTURE

08/326,748 | U.S. Patent Application

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Location FILE REPOSITORY (FRANCONIA)
Filed Oct. 20, 1994
Examiner LINDA J FLECK
Class 999
Art Group 1109
Patent No. 5,476,812
Case Type Utility - 999/126000
Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
Parent 07/848,722 Abandoned
Parent 07/588,823 Patented
Child 251389/1989
Child 259257/1989
Last Updated: 4 years, 8 months ago
Date # Transaction