Question on Diffie-Hellman patent
Andrew Loewenstern
andrew_loewenstern at il.us.swissbank.com
Mon Jan 20 13:36:00 PST 1997
Tim Dierks writes:
> Here's a summary of some relevant crypto patents:
>
> Name Number Filed Issued Expires
>
> Diffie-Hellman 4,200,770 Sept. 6, 1977 Apr. 29, 1980 Sept. 6, 1997
> Hellman-Merkle 4,218,582 Oct. 6, 1977 Aug. 19, 1980 Oct. 6, 1997
> RSA 4,405,829 Dec. 14, 1977 Sept. 20, 1983 Sept. 20, 2000
So who's planning on throwing a big party on Sept. 6th? Will Jim Bizos be
celebrating? :-)
andrew
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