|AWARE [SYSTEMS]||Imaging expertise for the Delphi developer|
|TIFF and LibTiff Mailing List Archive|
LibTiff Mailing List
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.