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From: baum@apple.UUCP (Allen J. Baum)
Newsgroups: sci.crypt,comp.misc
Subject: Re: patents
Message-ID: <6334@apple.UUCP>
Date: Thu, 24-Sep-87 12:05:51 EDT
Article-I.D.: apple.6334
Posted: Thu Sep 24 12:05:51 1987
Date-Received: Sat, 26-Sep-87 17:18:47 EDT
Reply-To: baum@apple.UUCP (Allen Baum)
Organization: Apple Computer, Inc.
Lines: 17
Xref: mnetor sci.crypt:567 comp.misc:1307

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[]
>In article <849@uhccux.UUCP> cs313s19@uhccux.UUCP (Cs313s19) writes:
>Aside from the appropriateness of the RSA algorithm itself for patenting,
>how about the manner in which it was distributed?  In a paper distributed
>by MIT and in Communications of the ACM, the authors described RSA without
>any mention of a patent or pending patent.
>
>Now, I know zero about patent law, but shouldn't this place the algorithm
>in the public domain?  Suppose, eg, that I hadn't read in BYTE or in this
>newsgroup that it's patented, and built some large system based on RSA.
>How can they claim I should have known it's theirs?

As long as the patent is filed within one year of publication, its valid.
There is no legal necessity for notification that a patent has been filed.

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