 SAN DIEGO, Feb. 16, 2021 GLOBE NEWSWIRE -- GBT Technologies Inc. OTC PINK: GTCH GBT or the Company with GBT Tokenize Corp. GBTTokenize filed with U.S. Patent and Trademark Office USPTO a patent for AI facial recognition system, for computers and mobile devices. The application has been assigned serial number 63147326 and the filing date is February 9, 2021. The deadline for filing a U.S. nonprovisional, PCT, or other foreign applications is February 9, 2022. 