This tab-delimited file, assignees2015_5yr.txt, prepared from the U.S. Patent and Trademark Office (USPTO), Technology Assessment and Forecast (TAF) database, displays a listing of organizations receiving the most utility patents (i.e., patents for invention) during the indicated 5 year time period. Each displayed annual count corresponds to the count of patents received in a calendar year (January 1 to December 31). It will import into a Microsoft Excel spreadsheet. This file generally contains the contents of the PTMT report, DRILL-DOWN Utility Patent Report, Patenting by Geographic Origin (State and Country) - Breakout By Organization, available on the USPTO Web Site at: https://www.uspto.gov/web/offices/ac/ido/oeip/taf/stcasg/regions_stcorg.htm