LUPIN LIMITED; DAVE, Bhavesh; BANERJEE, Rakesh, Kumar; PHUKAN, Samiron; KHOJE, Abhijit, Datta; HANGARGE, Rajkumar; JADHAV, Jitendra, Sambhaji; PALLE, Venkata, P.; KAMBOJ, Rajender, Kumar Patent: WO2013/136249 A1, 2013 ; Location in patent: Page/Page column 50 ;