Patents Assigned to Hikal Ltd.
  • Gabapentin analogues and process thereof
    Patent number: 7632864
    Abstract: The present invention relates to compounds trans (E) and cis (Z) stereoisomers of 4-t-butyl gabapentin of formula (11) and (12) and a process for the preparation of the said stereoisomers.
    Type: Grant
    Filed: October 20, 2006
    Date of Patent: December 15, 2009
    Assignees: Hikal Ltd., Indian Institute Of Science
    Inventors: Nagarajan Kuppuswamy, Sivaramakrishnan Hariharan, Venkatachalam Sankar Iyer, Suresh Babu Balakrishnan, Gopalakrishnan Krishnamurthi, Ananda Kuppanna, Muruga Poopati Raja Karuppiah, Balaram Padmanabhan, Aravinda Subrayashastry, Gouriamma Vasudev Prema, Shamala Narayanaswamy