On 04.06.2011 05:23, andre999 wrote: > Ahmad Samir a écrit : >> >> On 31 May 2011 16:38, Romain d'Alverny<rdalve...@gmail.com> wrote: >>> On Tue, May 31, 2011 at 16:31, andre999<and...@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 is no longer valid.)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. > > Ok, so a wiki page on outstanding patents would be good. > ... another item on my to-do list :)
Created: http://mageia.org/wiki/doku.php?id=patent_list -- Anssi Hannula