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November 1999

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1999.11.30 22:23 "libtiff 3.5.3 release.", by Michael L Welles
1999.11.30 22:53 "Re: libtiff 3.5.3 release.", by Izumi Ohzawa
1999.11.30 23:07 "Re: libtiff 3.5.3 release.", by Tom Lane
1999.12.01 00:08 "Re: libtiff 3.5.3 release.", by Michael L Welles
1999.11.30 23:22 "Re: libtiff 3.5.3 release.", by Daniel Mccoy
1999.12.01 13:56 "Re: libtiff 3.5.3 release.", by Bruce Cameron
1999.12.01 18:35 "Re: libtiff 3.5.3 release.", by Daniel Mccoy
1999.12.02 07:06 "", by <lincke@de.ibm.com>
1999.12.01 03:15 "Re: libtiff 3.5.3 release.", by Bob Friesenhahn
1999.12.01 16:04 "Re: libtiff 3.5.3 release.", by Michael L Welles
1999.11.30 23:07 "Re: libtiff 3.5.3 release.", by Martin Bailey
1999.12.01 14:08 "Re: libtiff 3.5.3 release.", by Bruce Cameron
1999.12.01 15:02 "Re: libtiff 3.5.3 release.", by Klaus Bartz
1999.12.01 14:33 "Re: libtiff 3.5.3 release.", by <apex@calpha.com>
1999.12.01 14:42 "ZIP compression [was: libtiff 3.5.3 release.]", by Tom Kacvinsky
1999.12.01 15:24 "Re: ZIP compression [was: libtiff 3.5.3 release.]", by Leonard Rosenthol
1999.12.01 15:51 "Re: ZIP compression [was: libtiff 3.5.3 release.]", by Tom Kacvinsky
1999.12.01 18:04 "Re: ZIP compression [was: libtiff 3.5.3 release.]", by Bryan H Maret
1999.12.02 05:16 "Re: ZIP compression [was: libtiff 3.5.3 release.]", by Leonard Rosenthol
1999.12.01 17:39 "Re: ZIP compression [was: libtiff 3.5.3 release.]", by Bryan H Maret
1999.12.02 11:42 "Re: ZIP compression [was: libtiff 3.5.3 release.]", by Ivo Penzar
1999.12.06 20:42 "Re: ZIP compression [was: libtiff 3.5.3 release.]", by <apex@calpha.com>
1999.12.01 16:17 "Re: libtiff 3.5.3 release.", by Peter Smith
1999.12.01 16:43 "Re: libtiff 3.5.3 release.", by Tom Lane
1999.12.01 16:49 "Re: libtiff 3.5.3 release.", by Darrin Cardani
1999.12.01 19:20 "Re: libtiff 3.5.3 release.", by Chris Hanson

1999.12.01 13:56 "Re: libtiff 3.5.3 release.", by Bruce Cameron

Covers non-commercial use??  What about if you write your own LZW
compression [the algorithm is published and well known].  I have done
that in more than one executable.

Daniel McCoy wrote:
> Exactly.  And Unisys is counting on just that.
> The word used to be that the patent only covered compression.
> That may be true, but Unisys is claiming it controls decompression
> as well and if you disagree with them, you better have a lawyer handy.
> Folks also used to assume that it was commercial use of the software that
> was covered, so that libtiff could be distributed freely, "for educational
> purposes", but you needed to talk to Unisys if you used it for commercial
> purposes.  That may be true as well, but Unisys is claiming all
> distribution of software requires a license from them and you better
> have a lawyer if you want to argue about it.
> 
> Like many US companies, Unisys is claiming a very wide
> interpretation of their patent rights.  The idea being that
> the license fee is much less than the lawyer fees to fight it,
> so companies with enough resources to fight it won't bother
> because it's cheaper not to.