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MATERIALS FOR ORGANIC ELECTROLUMINESCENT DEVICES

17/639,348 | U.S. Patent Application

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Filed March 1, 2022
Examiner Khanh Tuan Nguyen
Class 252
Art Group 1761
Patent No. 12,108,665
Case Type Utility
Status Patented Case
Last Updated: 1 day, 13 hours ago
Date # Transaction