U.S. federal trademark · Serial No. 75803218
STENANOGRAPHY COMPUTER SYSTEMS COMPRISING COMPUTER HARDWARE AND SOFTWARE FOR USE IN DIGITAL WATERMARKING, NAMELY, COMPUTER HAREWARE AND SOFTWARE FOR EMBEDDING DIGITAL WATERMARKS INTO DIGITAL IMAGES; COMPUTER SOFTWARE USED TO READ DIGITAL WATERMARKS EMBEDDED INTO DIGITAL IMAGES; AND DIGITAL IMAGES CONTAINING DIGITAL WATERMARKS EMBEDDED THEREIN
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