Klausner Sues Verizon, Google Over Voice Mail

Law360 (August 26, 2008, 12:00 AM EDT) -- Klausner Technologies Inc. on Tuesday sued a slew of telecommunications companies over patents related to visual voice-messaging technology.

The complaint, filed in the U.S. District Court for the Eastern District of Texas, targets Verizon Wireless and some of its affiliates; Google Inc. and its unit GrandCentral Communications Inc.; LG Electronics Mobilecomm USA; Citrix Systems Inc.; Comverse Inc.; Cox Communications Inc.; Embarq Communications Inc.; PhoneFusion Inc.; and RingCentral Inc.

Klausner Technologies alleges that all of the defendants have infringed U.S. Patent Number 5,572,576, titled “Telephone answering service...
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