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From Geir Magnusson Jr. <ge...@apache.org>
Subject Re: Apache License : grant of patent license and derivative works
Date Thu, 31 Mar 2005 07:41:48 GMT

On Mar 31, 2005, at 2:23 AM, William A. Rowe, Jr. wrote:

> At 09:31 PM 3/30/2005, William A. Rowe, Jr. wrote:
>
>> I have every right to claim that I granted the rights for you to
>> produce stoves under my license.  Not furnaces.  I insist on $5
>> per furnace.
>
> As Larry Rosen reminds me, the magic word "derivative" in our
> license likely solves this issue.  What is derivative?  Solving
> ftp in the context of the Apache HTTP Server?  Using the crypto
> logic from Apache HTTP Server to power the Tomcat Server?  All
> of these sorts of activities seem to be derivative, so the ASL2
> patent grant seems sufficiently broad.  I no longer see any
> issues coming from patented logic submitted to the ASF under
> the ASL2.  Obviously external patents held by non-contributors
> will always remain a concern.

The AL2 patent grant has no language about "derivative" or "sublicense".

geir

-- 
Geir Magnusson Jr                                  +1-203-665-6437
geirm@apache.org


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