Patent assignee · CA · COMPANY

Protexis, Inc.

5Patents
0Active
5Granted
28Portfolio score

Filing activity: May 22, 1998 → Jan 14, 2005

Most-cited patents

PatentTitleAreaCited byStatus
US6223288A System for persistently encrypting critical software file to prevent installation of software program on unauthorized computers Physics 229 Expired
US7200760B2 System for persistently encrypting critical software data to control the operation of an executable software program Physics 45 Expired
US7124437B2 System for dynamically encrypting information for secure internet commerce and providing embedded fulfillment software Electricity 23 Expired
US7010697B2 System for dynamically encrypting information for secure internet commerce and providing embedded fulfillment software Electricity 21 Expired
US7356847B2 System for dynamically encrypting content for secure internet commerce and providing embedded fulfillment software Physics 5 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.