On August 29, the U.S. Court of Appeals for the Federal Circuit (CAFC) issued a nonprecedential ruling in Koninklijke Philips N.V. v. Quectel Wireless Solutions Co. Ltd. affirming most aspects of an obviousness ruling issued by the Patent Trial and Appeal Board (PTAB) that invalidated radio communications patent claims owned by Philips. The Federal Circuit, however, did agree with Philips that the PTAB erred in concluding that an asserted prior art reference taught the application of an offset to an “initial transmission power,” remanding to the PTAB for a better evaluation of Philips’ arguments that the prior art doesn’t disclose this limitation.

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