Apple Presses PTAB For AIA Review Of Processor Patent

By Vin Gurrieri (October 1, 2014, 4:17 PM EDT) -- Apple Inc. on Tuesday filed a petition at the Patent Trial and Appeal Board for inter partes review of a patent that streamlines computer microprocessors that a group of researchers at the University of Wisconsin accused Apple of infringing with its recent iPhone and iPad models, saying the patent's technology was obvious in light of prior art.

Apple filed the petition that seeks to cancel claims 1-9 of U.S. Patent Number 5,781,752, which the Wisconsin Alumni Research Association, the patent manager for the university's research, alleged Apple infringed in a January lawsuit.

"Claims 1-9 of the '752 patent are unpatentable as obvious,"...

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