President Obama Signs America Invents Act, Overhauling the Patent System to Stimulate Economic Growth, and Announces New Steps to Help Entrepreneurs Create Jobs, The White House, https://www.whitehouse.gov/the-press-office/2011/09/16/ president-obama-signs-america-invents-act-overhauling-patent-system-stim (last visited Mar. 9, 2016)
UNITED STATES PATENT AND TRADEMARK OFFICE, Patent Trial and Appeal Board Statistics 2015/12/31, http://www.uspto.gov/sites/default/files/documents/2015-12-31%20PTAB.pdf (last visited Mar. 28, 2016)