New Filings Google Inc. filed IPR2015-00179 challenging U.S. Patent No. 8,572,279, assigned to Ex Machina, Inc. Google Inc. filed IPR2015-00180 challenging U.S. Patent No. 8,601,154, assigned to Ex Machina, Inc. Nest Labs, Inc. filed IPR2015-00181 challenging U.S. Patent No. 8,571,518, assigned to Allure Energy, … Continue reading October 29, 2014