ELECTRONIC PUBLISHING RESOURCES, INC.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
G06F ELECTRIC DIGITAL DATA PROCESSING 1446
 
 
 
H04L TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION 1284

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
5410598 Database usage metering and protection system and methodSep 27, 94Apr 25, 95[H04L, G06F]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
5050213 Database usage metering and protection system and methodExpiredAug 06, 90Sep 17, 91[H04L, G06F]
4977594 Database usage metering and protection system and methodExpiredFeb 16, 89Dec 11, 90[H04K]
4827508 Database usage metering and protection system and methodExpiredOct 14, 85May 02, 89[H04L, H04K]

Top Inventors for This Owner

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