PASS TECHNOLOGIES, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
  
 
G02B OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS 1204

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5986806 Decentered optical systemOct 29, 97Nov 16, 99[G02B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
6173897 Universal card interface module for contact free cardsExpiredJul 27, 98Jan 16, 01[G06K]
5734722 Electronic travel passExpiredJul 13, 94Mar 31, 98[H04K]
4906828 Electronic money purse and fund transfer systemExpiredMay 31, 88Mar 06, 90[G06F]
4859837 Portable data carrier incorporating manually presettable processing modesExpiredSep 15, 88Aug 22, 89[G06K]
4661691 Proximity data transfer systemExpiredNov 01, 83Apr 28, 87[G06K]
4499556 Security arrangements in data transfer equipmentExpiredSep 05, 80Feb 12, 85[G06K]

Top Inventors for This Owner

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