The Copyright Act preempts the GPL

jcowan at reutershealth.com jcowan at reutershealth.com
Wed Jan 28 20:18:43 UTC 2004


daniel wallace scripsit:

> The most important
> point here is one that is commonly misunderstood today: copyright in
> a ''new version'' covers only the material added by the later author,
> and has no effect one way or the other on the copyright or public
> domain status of the preexisting material.

Indeed.  Which is as much to say that multiple derivative works can exist
from a single original without interfering with each others' copyrights, and
a derivative work made from a public domain work does not prevent other
people from making their own derivative works from the same P.D. work.

> license-discuss archive is at http://crynwr.com/cgi-bin/ezmlm-cgi?3

-- 
John Cowan                                <jcowan at reutershealth.com>     
http://www.reutershealth.com              http://www.ccil.org/~cowan
Yakka foob mog.  Grug pubbawup zink wattoom gazork.  Chumble spuzz.
    -- Calvin, giving Newton's First Law "in his own words"
--
license-discuss archive is at http://crynwr.com/cgi-bin/ezmlm-cgi?3



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