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From: henry@utzoo.UUCP (Henry Spencer)
Newsgroups: net.unix
Subject: Re: SUID patent infringement
Message-ID: <6635@utzoo.UUCP>
Date: Mon, 28-Apr-86 13:31:36 EDT
Article-I.D.: utzoo.6635
Posted: Mon Apr 28 13:31:36 1986
Date-Received: Mon, 28-Apr-86 13:31:36 EDT
References: <196@atari.UUcp>
Organization: U of Toronto Zoology
Lines: 12
Keywords: AT&T, Patents, SUID

> there is a footnote stating that "the set-uid bit is patented
> by Dennis Ritchie."

This is correct.  However, as a regulated monopoly, the Bell System was
required to license its patents etc. on reasonable terms to others.  I
believe AT&T explicitly waived royalties on the setuid bit a few years ago.

Beware:  I am not a lawyer.  Consult an expert before doing anything rash.
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