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On September 16, 2011, President Obama signed the America Invents Act (AIA) into law. Highly controversial among patent practitioners, the AIA mandates sweeping changes to the patent system of the United States – changes that patrons of the Patent and Trademark Office (PTO) should be familiar with. Many provisions of AIA do not take effect for a year or more after this date including those most widely known:
Many provisions of the AIA do not take effect for at least a year after this date including those most far-reaching – (1) procedures for post-grant review proceedings before the U.S. Patent and Trademark Office (after September 16, 2012) and (2) a change to a first inventor to file system (after March 16, 2013). Other provisions, however, take immediate effect as of the day of signature (September 16, 2011) or as of the day of enactment (September 26, 2011). Our summary lists most of the major provisions according to their effective dates. We have only hit the high points – the actual text of the AIA runs well over a hundred pages.