In a lawsuit filed Friday in U.S. District Court in Texas, RIM alleges Motorola is infringing on a number of its patents,
Waterloo, Ontario-based RIM also alleges Motorola is asking for "exorbitant" licensing fees for patents that are crucial to wireless communications, the
report said. RIM said one example is the technology that allows mobile phones to gain access to Wi-Fi, according to the report.
Meanwhile, Motorola, which is based in Schaumburg, Ill., said it had filed its own lawsuits against RIM over the weekend in courts in Texas and Delaware, according to the report. Motorola is challenging its rival's patents and alleging that RIM is infringing upon Motorola's patents, according to the report.
RIM shares lost 35 cents Friday to close at $95.19. Motorola stock fell 23 cents to $11.28.
This article was written by a staff member of TheStreet.com.