Patents by Inventor Arvind Merwade

Arvind Merwade has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Processes for the preparation of clopidogrel
    Patent number: 7985859
    Abstract: The invention relates to processes for the preparation of clopidogrel and salts thereof. The inventors have developed a process for preparing racemic clopidogrel by racemizing R(?) clopidogrel. The process includes the step of reacting R(?) clopidogrel with a powered anhydrous base in one or more solvents.
    Type: Grant
    Filed: May 29, 2008
    Date of Patent: July 26, 2011
    Assignee: Wockhardt Ltd.
    Inventors: Jagdish Shukla, Anjum Reyaz Khan, Arvind Merwade, Mohammad Jaweed Mukarram Siddiqui, Yatendra Kumar
  • Processes for the preparation of clopidogrel
    Publication number: 20100130541
    Abstract: The invention relates to processes for the preparation of clopidogrel and salts thereof. The inventors have developed a process for preparing racemic clopidogrel by racemizing R(?) clopidogrel. The process includes the step of reacting R(?) clopidogrel with a powered anhydrous base in one or more solvents.
    Type: Application
    Filed: May 29, 2008
    Publication date: May 27, 2010
    Inventors: Jagdish Shukla, Anjum Reyaz Khan, Arvind Merwade, Mohammad Jaweed Mukarram Siddiqui, Yatendra Kumar