Re: Cisco EIGRP patent licence and the GPLv2 licence
* Paul Jakma:
> It's less clear to me though whether there is an issue on the copyright
> and GPLv2+ licence side. The concern that has been raised with me is
> that the Cisco grant is conditional and revocable with potential
> royalties applying, while the GPLv2+ seems to require unconditional,
> non-revocable patent grant.
>
> "7. ... For example, if a patent
> license would not permit royalty-free redistribution of the Program by
> all those who receive copies directly or indirectly through you, then
> the only way you could satisfy both it and this License would be to
> refrain entirely from distribution of the Program."
But that only applies after a patent dispute, so I don't see how this
is relevant to the discussion. The GPL, version 2, does not say
anything about the need to obtain patent licenses proactively, which
would be a futile effort anyway in most cases.
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