Patents Assigned to M/s. Ind Swift Laboratories Limited
  • Process for the preparation of pure risedronic acid or salts
    Patent number: 8076483
    Abstract: The present invention relates to an industrially advantageous process of making bisphosphonic acid or its salt in particular risedronic acid, [1-hydroxy-2(3-pyridinyl)ethylidene]bisphosphonic acid, having formula-(I) or its salts in high purity and high yields.
    Type: Grant
    Filed: May 9, 2007
    Date of Patent: December 13, 2011
    Assignee: M/s. Ind Swift Laboratories Limited
    Inventors: Saxena Rahul, Jain Anshul Kumar, Srinivasan Chidambaram Venkateswaran, Wadhwa Lalit