Wi-LAN sued by Telus over patent ownership

www.WirelessFederation.com/news: Wi-LAN Inc’s relation with patent-litigation suit is not vey new but this time it is at a receiving end as Telus Corp. and Telus Communications Inc. have filed a suit in Calgary alleging ownership of some of its patents. The suit was filed on filed on April 23, 2009; however, Wi-LAN hasn’t yet been formally served with the claim.

.S. Patent Nos. 5,369,670 and 5,570,305 and Canadian Patent Nos. 2,067,436-9 and 2,108,103 collectively, known as the “Channel Estimation patents are the four patents over which Telus also claims an ownership interest.

Even patent Nos. RE37802 (the “802 patent”) and 5,282,222 (the “222 patent”), for which Wi-LAN filed a suit in 2007 alleging infringement by 22 major companies, has been claimed by Telus.

Earlier, litigations were initiated by Wi-LAN in New York against LG Electronics Inc. and LG Electronics U.S.A. Inc., claiming fraud, breach of contract, and infringement of Wi-LAN’s V-chip technology as disclosed in U.S. Patent No 5,828,402.