VASCO CORPORATION, 1919 S. HIGHLAND, SUITE 118-C, LOMBARD, ILLINOIS 60148, A UTAH CORP.

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Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
D308863 Fingerprint readerExpiredJun 12, 87Jun 26, 90[]
4896363 Apparatus and method for matching image characteristics such as fingerprint minutiaeExpiredApr 24, 89Jan 23, 90[G06K]
4819267 Solid state key for controlling access to computer systems and to computer software and/or for secure communicationsExpiredJun 09, 87Apr 04, 89[H04L]
D297327 Key padExpiredDec 17, 85Aug 23, 88[]
4609777 Solid state key for controlling access to computer softwareExpiredDec 23, 85Sep 02, 86[H04K]
4599489 Solid state key for controlling access to computer softwareExpiredFeb 22, 84Jul 08, 86[G06K]

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