Klausner Technologies today filed a lawsuit against MetroPCS, claiming that the pre-paid carrier is violating some of its 25 visual voicemail patents with its devices and services. Klausner licenses its visual voicemail patents to some 37 hardware makers and network operators around the world. Klausner didn’t say if it is seeking damages, an injunction, or if it is demanding a licensing agreement. Klausner has filed similar suits against other smartphone makers and network operators. The suit was filed in federal court in the Eastern District of Texas.

More here:
Klausner Sues MetroPCS Over Voicemail Patents

In other news:

Klausner Sues HTC Over Visual Voicemail
Klausner Technologies today announced that it has filed suit against HTC for patent infringement relating to its Visual Voicemail patents. Klausner apparently has a powerful set of patents for the technology, as it has

Klausner Sues Motorola, RIM Over Visual Voicemail Patents
Klausner Technologies has filed separate lawsuits against both Motorola and Research In Motion over what it believes are violations of its visual voicemail patents. According to Klausner, it already has patent licensing agreements with

MetroPCS Sues FCC Over Net Neutrality, Too
Following a path laid by Verizon Wireless, MetroPCS has filed a lawsuit in hopes of preventing the Federal Communications Commission's recently proposed net neutrality rules from ever reaching the law books. In a statement,

MetroPCS Intros Voicemail-to-Text Translation
Today MetroPCS announced that it is now offering a service that lets users have their voicemails automatically converted into text that is then sent to their phone as either an SMS message or an

HTC Sues Apple Using Former Google Patents
HTC has filed another lawsuit against Apple, this time regarding nine patents it acquired from Google as recently as last week, reports Bloomberg. The patents originally belonged to Palm, Motorola, and Openwave, and came