Former Vivato Patents Take a Winding, Decade-Long Path to Assertion in New Litigation Campaign

April 3, 2017

XR Communications, LLC has kicked off a litigation campaign asserting three patents (6,611,231; 7,062,296; 7,729,728) developed by failed Wi-Fi infrastructure provider Vivato, Inc. The defendants are D-Link (8:17-cv-00596), sued in the Central District of California, and Xirrus (3:17-cv-00675), sued in the Southern District of California. Accused products include Wi-Fi routers using the MU-MIMO and 802.11ac-2013 standards (the ‘296 patent), routers with phased array antennas and certain transceivers (the ‘728 patent), and routers with adaptive antennas (the ‘231 patent).

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