Xref: utzoo comp.unix.questions:16743 misc.legal:11310 Path: utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!uwm.edu!uakari.primate.wisc.edu!aplcen!haven!adm!smoke!gwyn From: gwyn@smoke.BRL.MIL (Doug Gwyn) Newsgroups: comp.unix.questions,misc.legal Subject: Re: Patent on UNIX set-UID Message-ID: <11214@smoke.BRL.MIL> Date: 3 Oct 89 20:01:31 GMT References: <1144@msa3b.UUCP> Reply-To: gwyn@brl.arpa (Doug Gwyn) Organization: Ballistic Research Lab (BRL), APG, MD. Lines: 11 In article <1144@msa3b.UUCP> kevin@msa3b.UUCP (Kevin P. Kleinfelter) writes: >I frequently read that UNIX's set-UID bit was one of the first software >patents. Not exactly; a hardware implementation was described since it wasn't clear that a software invention would be patentable. >Are they violating the patent? Nobody is violating the patent rights, because the patent was dedicated to the public many years ago.