Over the past couple weeks, a jury trial was held in Tyler, Texas on Ericsson’s November 2010 complaint that wireless equipment makers D-Link Corp., Belkin International, Netgear, Acer, Gateway, Dell, and Toshiba infringe several Ericsson patents related to the IEEE 802.11 wireless networking standard and 802.11-compliant equipment (case no. 6:10-cv-00473). Yesterday, the jury returned its
Just like with cellular standards, the widespread use of the IEEE 802.11 wireless networking (“WiFi”) standard often makes WiFi-compliant devices easy targets for patent infringement lawsuits — particularly suits brought by non-practicing entities. The most infamous of these NPEs targeting WiFi is probably Innovatio IP Ventures LLC, who has accused thousands of businesses of…
Early in January we noted that a non-practicing entity named Steelhead Licensing had filed a number of complaints for patent infringement against various wireless device manufacturers and cellular carriers. Of particular note in those suits was that the patent at issue in all of the actions — U.S. Pat. No. 5,491,834, entitled “Mobile Radio Handover Initiation Determination” — was previously owned by British Telecom, is due to expire next month, and (according to Steelhead, apparently) is essential to various 3G and 4G wireless communications standards. On Friday, January 11, Steelhead expanded its assertion activities relating to the ‘834 patent, filing infringement actions against Acer, Amazon.com, Asustek, and Dell.
Continue Reading Steelhead Licensing expands cellular-essential patent assertion activities