Keywords: GAO analysis of patent issuance by type, 1994-2011.gif This is a graph showing issuance of software and non-software patents from 1194 to 2011 based on a GAO analysis en wikipedia original text 1 http //docs law gwu edu/facweb/claw/ch-8D3 htm US Government GAO PD-USGov Original upload log en wikipedia GAO+analysis+of+patent+issuance+by+type 2C+1994-2011 gif wikitable - 2015-05-29 17 38 300×213× 5885 bytes PraeceptorIP Uploading a public-domain item using File Upload Wizard Uncategorized 2016 April 7 |