Patents by Inventor Prashant Vijay Joshi

Prashant Vijay Joshi 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 PREPARATION OF ELETRIPTAN AND SALT THEREOF
    Publication number: 20120071669
    Abstract: The present invention relates to an improved process for the preparation of 3-(N-methyl-2(R)-pyrrolidinyl methyl)-5-[2-(phenyl sulfonyl)ethyl]-1H-indole or pharmaceutically acceptable salts thereof, particularly 3-(N-methyl-2(R)-pyrrolidinyl methyl)-5-[2-(phenyl sulfonyl)ethyl]-1H-indole hydrobromide (Eletriptan hydrobromide). The present invention further relates to novel polymorphs of 3-(N-methyl-2(R)-pyrrolidinyl methyl)-5-[2-(phenyl sulfonyl)ethenyl]-1H-indole hydrobromide and process for preparation thereof.
    Type: Application
    Filed: July 15, 2011
    Publication date: March 22, 2012
    Applicant: USV Limited B.S.D. Mar
    Inventors: Dhananjay Govind Sathe, Subhash Vishwanath Damle, Subodh Shashikant Patnekar, Prashant Vijay Joshi, Samadhan Daulat Patil