Pekka Savola <[EMAIL PROTECTED]>:
> > Think harder. The problem with area-of-application rules is isomorphic
> > to the "commercial/noncommercial" problem. The really nasty cases are
> > near service libraries.
>
> Maybe you should spell this out.
>
> For example, service libraries need not be a problem. Consider a
> service library which infringes a patent on SIP, which is to be
> restricted to interoperability with the SIP protocol. There is no
> issue if the service library is only useful with SIP, because all the
> use cases of the service library (excluding looking at the code and
> taking away the code) would be OK by the policy.
>
> Obviously, there is a problem if a patent claims to invent something
> commonplace such as 'xml', and grants its use only for the purpose of
> IETF standards or a specific standard. But I'm not sure if I recall
> something like that.
What happens when I want to re-use (say) a hash function from a library with
patent coverage and an area-of-application rule on the patent license?
--
<a href="http://www.catb.org/~esr/";>Eric S. Raymond</a>
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