RANBAXY LABORATORIES LIMITED; KSHIRSAGAR, Prakash Bhimaji; TIWARI, Anand, Prakash; VERMA, Shyam Sunder; SINGH, Kaptan; PRASAD, Mohan; ARORA, Sudershan, Kumar Patent: WO2013/42066 A1, 2013 ; Location in patent: Page/Page column 7 ;