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Article #75547There *is* a patent on global recalculation
From: Stephen Hite
Date: Fri, 13 Jul 1990 16:45
Date: Fri, 13 Jul 1990 16:45
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I'm taking a graduate course this summer in human factors / performance engineering and we're just starting to cover ethics and the law. Well, last Wednesday we were covering the some court cases (VisiCalc vs Lotus, Lotus vs. Mosaic (makers of Twin Spreadsheet) & Paperback Software (makers of VP Planner) and their outcomes. All of these cases are copyright issues and not patent infringements. It turns out that a patent *was* granted in 1974 for creating the process of a global recalculation. He (our instructor did not mention the man's name) was given a patent because, at that time, they accepted the implementation of a global recalculation as a *process* and not as the expression of an idea on a medium (i.e. a copyright). Lotus, and anyone else for that matter, that has implemented a global recalculation in their program(s) is in danger of being sued also. Whoever has this patent has 1 more year (17 years for a patent) before renewal and if the party that has it now doesn't, you can be sure that Lotus knows about it and have the expiration date (the last day the current owner is eligible for renewal before anyone else can claim it) marked on their calendar. An interesting side note that was mentioned in class was that Lotus "appears" to pick courts to file in where they know the judge is known for *not* knowing a thing about computers or software. I believe our instructor mentioned LA County as one of their favorite filing locations. Please correct me if you find any inaccuracies in this message. I was trying to relay some information relative to the current court battles that I have not seen mentioned in gnu.misc.discuss. Oh, yeah, standard disclaimer...I don't speak for my professor. All this is new to me and I could have introduced some inaccuracies by relaying bad class notes :-). ----------------------------- Steve Hite ...gatech!uflorida!unf7!shite
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X-Google-Language: ENGLISH,ASCII-7-bit X-Google-Thread: 1025b4,e937b0c628466adc,start X-Google-Attributes: gid1025b4,public X-Google-ArrivalTime: 1990-07-13 09:45:45 PST Path: arc1-ca.pugleaf.net!gmdzi!unido!mcsun!uunet!shelby!rutgers!mephisto!uflorida!unf7!shite From: shite@unf7.UUCP (Stephen Hite) Newsgroups: gnu.misc.discuss Subject: There *is* a patent on global recalculation Keywords: patent Message-ID: <282@unf7.UUCP> Date: 13 Jul 90 16:45:45 GMT Organization: Univ. of N. Florida, Jacksonville Lines: 38 Posted: Fri Jul 13 17:45:45 1990