Prevention of unauthorized use of data including prevention of piracy, privacy violations, or unauthorized data modification > Access control > By authorizing client > Patents

Browse by:

Browse by Category: Main > Information Technology

Class Information
Number: 726/29
Name: Information security > Prevention of unauthorized use of data including prevention of piracy, privacy violations, or unauthorized data modification > Access control > By authorizing client
Description: Subject matter wherein the access control includes means to limit access to an authorized client.

Patents under this class:

1 2 3 4 5 6 7 8

Patent Number	Title Of Patent	Date Issued
5483658	Detection of unauthorized use of software applications in processing devices	Jan. 9, 1996
5390297	System for controlling the number of concurrent copies of a program in a network based on the number of available licenses	Feb. 14, 1995
5293462	Electronic information processing method and device for modifying electronic information without losing high quality thereof	Mar. 8, 1994
5251304	Integrated circuit microcontroller with on-chip memory and external bus interface and programmable mechanism for securing the contents of on-chip memory	Oct. 5, 1993
5199066	Method and apparatus for protecting software	Mar. 30, 1993
5113518	Method and system for preventing unauthorized use of software	May. 12, 1992
4924378	License mangagement system and license storage key	May. 8, 1990
4688169	Computer software security system	Aug. 18, 1987