Network-1 Security Solutions has initiated patent litigation against 16 data networking equipment manufacturers in the United States District Court for the Eastern District of Texas, Tyler Division, for infringement of United States Patent No. 6,218,930 (the "Remote Power Patent").
As noted in this Marketwire release, the Remote Power Patent, entitled "Apparatus and Method for Remotely Powering Access Equipment Over a 10/100 Switched Ethernet Network," relates to, among other things, a key technology used in equipment that complies with the IEEE 802.3af Power Over Ethernet (PoE) standard (the "PoE Standard") that was approved in June 2003 by the Institute of Electrical and Electronic Engineers (the "IEEE"). PoE delivers power over Ethernet cables to remotely power network connected devices including wireless switches, wireless access points, RFID card readers, VOIP telephones, and network cameras.
"The Remote Power Patent was granted by the United States Patent and Trademark Office on April 17, 2001 and expires on March 11, 2020.
"Named as defendants in the lawsuit, excluding related parties, are Alcatel-Lucent USA, Inc., Allied Telesis, Inc., Avaya Inc., AXIS Communications Inc., Dell, Inc., GarrettCom, Inc., Hewlett-Packard Company, Huawei Technologies USA, Juniper Networks, Inc., Motorola Solutions, Inc., NEC Corporation, Polycom, Inc., Samsung Electronics Co., Ltd, ShoreTel, Inc., Sony Electronics, Inc., and Transition Networks, Inc.
"As previously disclosed, on July 19, 2010, Network-1 settled its previous patent litigation against Adtran, Inc, Cisco Systems, Inc. and Cisco-Linksys, LLC, Enterasys Networks, Inc., Extreme Networks, Inc., Foundry Networks, Inc., and 3Com Corporation, Inc., for infringement of the Remote Power Patent. In August 2005, Network-1 initiated patent litigation against D-Link Systems and D-Link Corporation relating to the Remote Power Patent. In May 2007, after two years of protracted litigation, D-Link Systems and D-Link Corporation also agreed to license the Remote Power Patent. Network-1 presently has eleven licensees to the Remote Power Patent