DNT claims Sprint Nextel, Verizon, T-Mobile, Alltel, U.S. Cellular and Cricket Communications violate patent on its automated dialing technology in cell phones, in Richmond, Va., Federal Court.
Quantum Loyalty Systems claims TPG Rewards' "Movie Cash" product violates its patent, in Delaware Federal Court.
Airwair International claims Back Beat's "Sugar" brand shoes violate the trade dress of Airwair's Doc Marten shoes, in San Francisco Federal Court.
Charles D. Powell claims Cabela's violates patent on his "waterfowl luring system," in Knoxville Federal Court.
Read the Top 8
Sign up for the Top 8, a roundup of the day's top stories delivered directly to your inbox Monday through Friday.