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- Newsgroups: sci.crypt
- Path: sparky!uunet!infoserv!lila!dorsey
- From: dorsey@lila.com (Bill Dorsey)
- Subject: Re: (was: Re: Public key patents in Europe?)
- Message-ID: <Bw3LpF.6uI@lila.com>
- Sender: usenet@lila.com
- Reply-To: dorsey@lila.com
- Organization:
- References: <1992Oct13.064611.29230@netcom.com>
- Date: Wed, 14 Oct 1992 06:22:26 GMT
- Lines: 25
-
- In article 29230@netcom.com, rcain@netcom.com (Robert Cain) writes:
- >...
- >This is the Diffie-Merkle patent. It is owned by PKP as well as the
- >first Hellman-Diffie-Merkle patent 4,200,770. These did in fact precede
- >RSA but since PKP owns them anyway, it doesn't matter. I believe though
- >that it does matter that the second patent claims something invented
- >in the first but not specifically claimed, the entire concept of public
- >key. There is opinion that the claims in the second patent would not
- >stand anyway because the knapsack method described as an embodyment is
- >not in fact secure and as such isn't a valid method of cryptography.
- >
- >That's what sucks about this patent system, it doesn't matter really
- >whether the patent is valid, what matters is whether one has the money
- >to prove it isn't. I'm not sure what the answer to that problem is
- >either. Consortium anyone?
- >
- I'm not sure what you mean by consortium, but I for one would be willing to pay
- $100 towards hiring a patent attorney to challenge PKP`s patents in court. If
- you think the matter is worth pursuing, you might find an ally in the Free
- Software Foundation as well.
-
- --
- Bill Dorsey dorsey@lila.com
-
- "The more corrupt the republic, the more numerous the laws." -- Tacitus
-