A patent battle between Cox Communications and AT&T has escalated, with the cable company this time suing the wireless giant for alleged infringement of three registered patents.
Coriant has resolved a patent dispute related to a Tellabs lawsuit with intellectual property owner Cheetah Omni that was pending in the Eastern District of Texas.
AT&T is suing Cox Communications, claiming the cable operator has infringed on a wide range of patents covering technologies relating to everything from digital video recorders to IP voice service to broadband.
A federal court ruled that Aio Wireless' use of the color magenta in its marketing and branding efforts infringes upon T-Mobile US' patent on the color. However, Aio said the court's decision won't impact the company because it isn't using that color anymore in its marketing.
London's High Court of Justice has ruled that BT infringed on one of two DSL management technology patents held by ASSIA, a provider of software solutions that enable telcos to increase the rate and reach of broadband services they deliver over their existing copper networks.
Patent management firm Acacia Research Corporation said its subsidiary, Brilliant Optical Solutions, settled an ongoing patent dispute with XO Communications and signed a licensing agreement with the fiber network provider.
Changing rules of the game for standards-essential patents licensing would be a major step and, given the success of the mobile communications market, completely unwarranted. It would significantly affect the relative competitive positions of many market players.
AT&T has been ordered to pay Two-Way Media LLC $27.5 million after a jury in a U.S. District Court in San Diego determined its U-verse service used technology that infringed on two Two-Way Media patents covering online audio and video streaming.
Ericsson remained unfazed by the latest salvo fired by Samsung Electronics in the dispute between the two network manufacturers over patents, saying it was still confident it would win the legal battle.
Google on Wednesday filed a lawsuit charging that BT infringed on four of its patents, contradicting its previous stance that suing other companies over patents is an "attack on innovation."