interesting things hiding in rev

Tue May 12 16:02:29 EDT 2009

Hello Rev world :-) ,

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On Mon, 11 May 2009 11:
30:
41 -0400
Shao Sean wrote:

>I am assuming "lzwkey" is for registering the 
extra license for gif.

Do you mean RR still requires an extra licence to 
export GIFs?
If I am not misinformed, the Unisys patent, and all connected

controversies, expired in 2004!

Barry Barber
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Refences:
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GIF is NOW finally free - for real, with a final Unisys joke
by Tony Mobily 

2006-09-28
http://www.freesoftwaremagazine.com/node/1772

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GIF patents now expired

in Euro-Land...
By Fernando Cassia: Saturday, 19 June 2004,
http://www.

theinquirer.net/en/inquirer/news/2004/06/19/gif-patents-now-expired-in-euro-land