Modular software security
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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-
Dec 19, 1989
Issued Date -
N/A
app pub date -
Aug 7, 1986
filing date -
Apr 19, 1985
priority date (Note) -
Expired
status (Latency Note)
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Abstract
Disclosed is a computer method and apparatus that permits identical copies of encrypted computer software (including a number of software elements) to be distributed to many users while retaining central control over which elements are 'unlocked', that is, are authorized for use by each user.
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