rediff News India's largest news and entertainment service online.. en-us Fri, 18 Apr 14 13:42:54 +0000 Fri, 18 Apr 14 13:42:54 +0000 Rediff feeds Copyright: (C) 2009 India Limited. All Rights Reserved. <![CDATA[US and China Drive International Patent Filing Growth in Record-Setting Year]]> The United States of America and China drove record-level patent-filing activity via WIPO in 2013 as the number of annual i...]]> Fri, 18 Apr 2014 19:12:54 +0530