Case: Patents/Obviousness (P.T.A.B.)

Some claims of Uniloc 2017 LLC’s patent that relates to a method of alternate control of radio systems of different standards in the same frequency band are unpatentable as obvious over prior art, the Patent Trial and Appeal Board found in an inter partes review brought by Marvell Semiconductor, Inc. The board determined that two claims are obvious over a prior patent that relates to techniques for frequency coordination among two different wireless network protocols operating in proximity with one another, but that the claims aren’t obvious over a prior patent that discloses a data transmission system using a common ...