Since the commencement of inter partes review (IPR) back on September 16, 2012, over 200 petitions have been filed. Below is a snapshot of the filings to-date. All data was retrieved from the Patent Review Processing System (PRPS) on May 3, 2013, and filings included were noted as “pending.”  

IPR Filings By Month

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Filings by Technology Center

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Top IPR Petitioners Overall

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Top Petitioners By Technology Center

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