RANBAXY LABORATORIES LIMITED; AZAD, Md Abul Kalam; KSHIRSAGAR, Prakash Bhimaji; SINGH, Shravan, Kumar; TIWARI, Anand, Prakash; SINGH, Kaptan; PRASAD, Mohan; ARORA, Sudershan, Kumar Patent: WO2013/114305 A1, 2013 ; Location in patent: Page/Page column 20; 21 ;