Patents by Inventor Somenath Ganguly

Somenath Ganguly 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 FORM I AND FORM II OF PALONOSETRON HYDROCHLORIDE
    Publication number: 20120267533
    Abstract: The present invention relates to processes for the preparation of Form I and Form II of palonosetron hydrochloride. The present invention further relates to a method of determining the polymorphic forms of palonosetron hydrochloride using Fourier-Transform Infra-red (FTIR) method.
    Type: Application
    Filed: June 30, 2010
    Publication date: October 25, 2012
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Gyanendra Pandey, Kaptan Singh, Surender Dhingra, Mohan Prasad, Tippasandra G. Chandrashekhar, Somenath Ganguly, Rita Santhakumar
  • Processes for the Preparation of Zolpidem and its Hemitartrate
    Publication number: 20080262025
    Abstract: The invention relates to the preparation of a non-hygroscopic polymorphic form of zolpidem hemitartrate, designated as Form I, and pharmaceutical compositions including it. The invention also relates to use of the compositions for treating anxiety, sleep disorders and convulsions. The invention also relates to a process for the preparation of zolpidem or pharmaceutically acceptable salts thereof by condensing 3-bromo-N,N-dimethyl-4-oxo-4-p-tolyl-butyramide with 2-amino-5-methylpyridine in a polar aprotic solvent.
    Type: Application
    Filed: July 15, 2005
    Publication date: October 23, 2008
    Inventors: Yatendra Kumar, Prasad Mohan, Asok Nath, Tippasandra Chandrashekar, Rita Santhakumar, Somenath Ganguly