Comcast Files Lawsuit Against Sprint Claiming Patent Infringement
At one time business partners, Comcast has now filed a lawsuit against Sprint claiming that the Now Network is infringing on four of their patents. Filing the suit in a Pennsylvania court on February 17th, the cable provider is seeking an undisclosed amount of punitive damages. For details on the alleged infringements, check out the filings listed after the break.
- No. 7,684,391: Communications System for Delivering Multimedia Internet Protocol Packets Across Network Boundaries. Comcast claims that Sprint’s voice and data service using IP/MPLS backhaul or transport are infringing. Patent issued March 23, 2010.
- No. 6,885,870: Transferring of a Message. Comcast claims that Sprint’s multimedia messaging service (MMS) products for picture mail, wireless video mail and mobile email infringe on this one. Patent issued April 26, 2005.
- No. 5,987,323: Starting a Short Message Transmission in a Cellular Communication System. Comcast alleges that Sprint short message service (SMS) products such as Vision Pack, unlimited texting, wireless texting and wireless premium test messaging plans infringe. Patent issued Nov. 16, 1999.
- No. 6,112,305: Mechanism for Dynamically Binding a Network Computer Client Device to an Approved Internet Service Provider. Comcast (via its TVWorks unit) claims that Sprint wireless data products, including mobile broadband USB models and PCMCIA wireless cards offered under the carrier’s 3G Mobile Broadband Connection and PowerVision plans infringe. Patent issued Aug. 29, 2000.
Source: Light Reading