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Article #74736Re: at&t patents on backing store
From: Dan Bernstein
Date: Wed, 06 Mar 1991 05:56
Date: Wed, 06 Mar 1991 05:56
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In article <1991Mar5.035406.11262@visix.com> amanda@visix.com (Amanda Walker) writes: > foo@elaine20.stanford.edu (castor fu) writes: > >One of the things which I haven't noticed being emphasized > >is that the "backing store patent" is part of a patent relating to the BLIT, > >a remote graphics windowing TERMINAL. > I was wondering if that was the case. This points even more strongly at > Pike's scheme, which was done for the BLIT. I'm beginning to suspect we > just have an overzealous lawyer in AT&T's legal department... Just because the patent has to do with a terminal does not mean that it cannot apply to X. A patent always applies to equivalents of the invention. ---Dan
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 1025b4,88dcff21d069974f X-Google-Attributes: gid1025b4,public X-Google-ArrivalTime: 1991-03-06 17:16:22 PST Path: arc1-ca.pugleaf.net!gmdzi!unido!mcsun!uunet!bu.edu!spdcc!mintaka!yale!cmcl2!kramden.acf.nyu.edu!brnstnd From: brnstnd@kramden.acf.nyu.edu (Dan Bernstein) Newsgroups: gnu.misc.discuss Subject: Re: at&t patents on backing store Message-ID: <7308:Mar605:56:5291@kramden.acf.nyu.edu> Date: 6 Mar 91 05:56:52 GMT References: <foo.668122138@elaine20.stanford.edu> <1991Mar5.035406.11262@visix.com> Organization: IR Lines: 14