"Intellectual property has emerged as a critical asset in mobile- computing competition"

In an article on RIM's position in mobile phones, Bloomberg noted

Google’s move may prompt Apple, Samsung or Microsoft to go after RIM for its intellectual property, Misek said.
“Apple has to respond, in my view, and to bulk up its patents a little more,” Misek said in an interview. “They have cash. There has to be a response. So do Microsoft and Samsung.”