Sprint and Virgin Mobile File for DJ against Inventor
- November 25, 2011
Nextel, Sprint, and Virgin Mobile filed an action for declaratory judgment against John R. Gammino [INV], seeking declaration that their pre-paid calling services do not infringe a patent related to telecommunication devices with simplified calling procedures. Gammino has filed suit nine prior times since 2003 against more than 20 defendants including AT&T, Sprint-Nextel, Verizon, and Virgin Mobile. 11/21, District of Kansas, 2:2011cv02635.