Subj : Re: Improving read-write lock
To   : comp.programming.threads
From : Joe Seigh
Date : Sat Feb 26 2005 07:53 am

On Fri, 25 Feb 2005 16:07:58 -0800, SenderX <xxx@xxx.com> wrote:

>> Maybe.  I probably didn't remember.  At any rate, if I post anything to
>> a newsgroups, it's to put it in the public domain.  So no permission is
>> required.
>
> I think there might be a time limit for claming and patenting publicized
> prior art...
>
> ;)
>
>
About 6 months according to the IP lawyers I've spoken to.  Though in practice
it seems to be quite a bit longer than that.  I've seen patents on stuff that's
been in the public domain for 30 years.

-- 
Joe Seigh

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