From: SINCLAIR  DOUGLAS N <sinclai@ecf.toronto.edu>
Date: Tue, 18 Jun 1996 04:09:18 +0800
To: s1113645@tesla.cc.uottawa.ca
Subject: Re: RSA patents in Canada
In-Reply-To: <Pine.3.89.9606161647.A19358-0100000@tesla.cc.uottawa.ca>
Message-ID: <96Jun17.095732edt.10195@cannon.ecf.toronto.edu>
MIME-Version: 1.0
Content-Type: text/plain


> On Tue, 11 Jun 1996 sameer@c2.org wrote:
> 
> > 	Anyone have a definitive source on the state of the RSA patent
> > in Canada? Thanks.
> 
> I keep hearing that it is only patented in the States by virtue of having
> been presented in public before the application (which they did to avoid a 
> gag order). I know that Schneier and others list it as only patented in 
> the States. 
> 
> Are you wondering whether some odd provision of NAFTA would give it
> protection in Canada? Otherwise it should be public domain. Anyone else
> know for certain? 

My understanding was that it couldn't be patented in Canada, because
Canadian law does not acknowledge patents on algorithms.