Patents by Inventor Umeshkumar Suresh Ninawe

Umeshkumar Suresh Ninawe 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).

  • PROCESS FOR OPTICALLY ACTIVE SULFOXIDE COMPOUNDS
    Publication number: 20100210848
    Abstract: The present invention discloses novel processes for preparing optically active sulphoxide compounds of formula I by asymmetric oxidation of prochiral sulphide compounds of Formula II. More particularly, the invention discloses processes for preparation of optically active proton pump Inhibitors (PPIs) or their optically active precursor (=intermediate) compounds (Formula I) that can be converted into pharmaceutically useful PPIs.
    Type: Application
    Filed: October 3, 2008
    Publication date: August 19, 2010
    Applicant: IPCA Laboratories Ltd.
    Inventors: Ashok Kumar, Dharmendra Singh, Nellithanath Thankachen Byju, Prasad Shankar Kadam, Harishankar Prahladkumar Vishwakarma, Vijay Ojha, Umeshkumar Suresh Ninawe