Thread: Winamp News
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Old 13th April 2014, 23:43   #292
ChiggyChiggy
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Join Date: Jan 2014
Posts: 243
Quote:
Originally Posted by DrO View Post
and for those interested in MP3 patent licensing, having worked through http://mp3licensing.com/patents/index.html and created the European patent numbers (since Winamp is a European product now), the following is the patents which have expired and which are still in effect and when they are likely to expire (though IANAL so it's the best that can be determined from the EU patent registrars):

EP0251028 - Expired 15 June 2007
EP0608281 - Expired 5 October 2012
EP0277613 - Expired 29 January 2008
EP0611516 - Expired 12 October 2012
EP0193143 - Expired 21 February 2006
EP0464534 - Expired 11 April 2011
EP0667063 - Expired 21 June 2011
EP0485390 - Expired 1 November 2013
4821260 - Only stated as a US patent which according to http://www.tunequest.org/a-big-list-...ents/20070226/ expired 16 December 2007)
EP0414838 - Expired 25 June 2010
EP0832521 - "Process of low sampling rate digital encoding of audio signals" - Still valid (possibly until 2017)
EP0642719 - Expired 17 May 2013
EP0287578 - Expired 28 August 2007
EP0750811 - "Joint stereo coding" - Still valid (possibly until 2015)
EP0803989 - "Method for encoding a digitised audio signal using combinations of different threshold models" - Still valid (possibly until 2017)
EP0494990 - Expired 7 October 2010
EP0719483 - "Determination of coding type" - Still valid (possibly until 2014)
EP0340301 - Expired 5 October 2008
EP0554290 - Expired 24 October 2011

Wait, so what happens after those patents expire? MP3.... goes into public domain? o:
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