Re: Partial list of software patents

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Article #73951

#73951

From: Ozan Yigit
Date: Mon, 15 Jul 1991 21:29

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mernst@theory.lcs.mit.edu (Michael Ernst) writes:

   4,135,240
   Protection of data file contents
   filed 7/9/73
   granted 7/16/79
   This is the set uid bit patent granted to Dennis Ritchie

You forgot to mention that this particular patent has been donated to
the public, and is annotated on the patent document itself as such.

oz
--
SunOS can never be fully patched.  | internet: oz@nexus.yorku.ca
		  -- Mark Moraes   | phone: (416) 736 5257 33976

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From: oz@ursa.ccs.yorku.ca (Ozan Yigit)
Newsgroups: gnu.misc.discuss
Subject: Re: Partial list of software patents
Message-ID: <OZ.91Jul15162931@ursa.ccs.yorku.ca>
Date: 15 Jul 91 21:29:31 GMT
References: <MERNST.91Jul12095011@emu.lcs.mit.edu>
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In-Reply-To: mernst@theory.lcs.mit.edu's message of 12 Jul 91 13: 50:11 GMT

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