Dutch Company Files Patent Suit Against RIM

Research In Motion Ltd. can add a willful patent infringement claim to its long list of troubles after a Dutch semiconductor company said it had filed suit against the BlackBerry maker, sending its shares tumbling. An affiliate of NXP Semiconductors NV alleges that versions of RIM's BlackBerry phone and the PlayBook tablet infringed on patents issued to the Dutch company between 1997 and 2008.