Re: [TLS] draft on new TLS key exchange

The "Window of opportunity" has also since long time passed.
It must have been a very "profitable" patent :-) :-)

Anders

On 2011-10-29 18:48, Steven Bellovin wrote:
>> Speaking of SRP, I'm told the EKE patent expired a few days ago.
> 
> 
> Speaking only for myself and not for Alcatel-Lucent, I think you're
> correct -- http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO1&Sect2=HITOFF&d=PALL&p=1&u=%2Fnetahtml%2FPTO%2Fsrchnum.htm&r=1&f=G&l=50&s1=5,241,599.PN.&OS=PN/5,241,599&RS=PN/5,241,599
> shows it was filed on October 2, 1991; my understanding is that was valid
> for 20 years from date of filing.  (It might have fallen into the category
> of "the later of that date or 17 years from date of issue, but that would
> have yielded an expiration date of August 31, 2010.)
> 
> 		--Steve Bellovin, https://www.cs.columbia.edu/~smb
> 
> 
> 
> 
> 
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