Canada-based BlackBerry creator Research In Motion (RIM) filed a countersuit against Visto, a software company that sued RIM last week over patents on wireless email, an Associated Press report said.
The report said RIM sought a declaration from a federal court in
It also, in effect, asked that the issue be decided in
The Visto suit threatened to draw RIM into another long drawn-out legal proceeding. In March, RIM agreed to pay NTP $612.5 million to settle a four-year patent dispute, the report said.