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Date:      Fri, 28 Jul 1995 01:18:13 +0200
From:      "Julian Stacey <jhs@freebsd.org>" <jhs@vector.eikon.e-technik.tu-muenchen.de>
To:        Garrett Wollman <wollman@halloran-eldar.lcs.mit.edu>
Cc:        Bill Trost <trost@cloud.rain.com>, security@freebsd.org
Subject:   Re: secure/ changes... 
Message-ID:  <199507272318.BAA01128@vector.eikon.e-technik.tu-muenchen.de>
In-Reply-To: Your message of "Wed, 26 Jul 1995 18:57:00 %2B0200." <9507261657.AA08451@halloran-eldar.lcs.mit.edu> 

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> And public-key cryptography in general is also covered by a patent,
> which expires this year or next. 

FWIW
I know that patents granted by the European Patent Office can be extended,
(subject to conditions).
I don't know about USA patents, but they may be extendable too.
Julian S



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