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List:       mageia-dev
Subject:    Re: [Mageia-dev] Tainted build
From:       Ahmad Samir <ahmadsamir3891 () gmail ! com>
Date:       2011-05-31 15:38:08
Message-ID: BANLkTime0922B+u=uEjALc6mFsN-12mGfw () mail ! gmail ! com
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On 31 May 2011 16:38, Romain d'Alverny <rdalverny@gmail.com> wrote:
> On Tue, May 31, 2011 at 16:31, andre999 <andr55@laposte.net> wrote:
>> Michael Scherer a écrit :
>>> Supixel rendering, there is a patent on it :
>>> http://lists.gnu.org/archive/html/freetype/2006-09/msg00064.html
>>>
>> The reference is from September 2006, almost 5 years old.  There is no
>> indication of expiry dates, and rather limited details on the patent claims
>> involved, apparently now held by Microsoft.  (The further link to Microsoft
>> is no longer valid.)
>> It would seem advisable to have more info before making a decision.
>
> And you're welcome to search for it and document this situation. Such as with:
>
>  * http://www.freetype.org/patents.html
>  * http://en.wikipedia.org/wiki/ClearType#Patents
>  * http://en.wikipedia.org/wiki/Subpixel_rendering#Patents
>
> Said patents are due to expire in 2018/19 according to these sources.
>
> Romain
>

One more source, the all very-extensive
http://david.freetype.org/cleartype-patents.html
written by the freetype upstream lead dev.

-- 
Ahmad Samir

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