Path: utzoo!attcan!uunet!timbuk!cs.umn.edu!uc!tut.cis.ohio-state.edu!ucbvax!van-bc!ubc-cs!news-server.csri.toronto.edu!clyde.concordia.ca!mcgill-vision!quiche!opus!clement From: clement@opus.cs.mcgill.ca (Clement Pellerin) Newsgroups: comp.os.mach Subject: setuid bit patent Summary: might have expired Message-ID: <2371@opus.cs.mcgill.ca> Date: 11 Oct 90 12:34:27 GMT References: <1990Oct10.043444.13850@agate.berkeley.edu> <10656@goofy.Apple.COM> Reply-To: clement@cs.mcgill.ca (Clement Pellerin) Organization: SOCS, McGill University, Montreal, Canada Lines: 12 In article <10656@goofy.Apple.COM> escher@Apple.COM (Michael Crawford) writes: >There is another problem. I understand one of those fellows, Ritchey I >think, has patented the setuid bit, so one would have to license the bit >to have any security systems work as under normal unix. I don't know how >this would interact with the case mentioned above. This patent is rather old. How long does it take for a patent like this to expire in the states? -- news