Method and system for limiting program utilization period in com

Details Method and system for limiting program utilization period in com Method and system for limiting program utilization period in com

1993-01-29

1994-11-22

Bowler, Alyssa H.

Boots, shoes, and leggings

395725, 364286, 364DIG1, G06F 900

Patent

active

053677048

ABSTRACT:
In a data processing system, a program list representing the names of programs which can be used and limit values representing a permissible time period of use of the programs are stored. When the system is started or a program is requested, the present time is acquired to determine permissibility of use of the program. Only when the present time is within the permissible time period of use is the requested program allowed to start.

REFERENCES:
patent: 4278837 (1981-07-01), Best
patent: 4484217 (1984-11-01), Block et al.
patent: 4553252 (1985-11-01), Egendorf
patent: 4593376 (1986-06-01), Volk
patent: 4658093 (1987-04-01), Hellman
patent: 5103392 (1992-04-01), Mori
Journal of the Patent Office Society, vol. 65, Oct. 1983 "Computer Assisted Prior Art Searching", by Beeker, et al, pp. 536-585.

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