Patents by Inventor Rajendra Suryabhan Patil

Rajendra Suryabhan Patil 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).

  • SUBSTANTIALLY PURE DEFERASIROX AND PROCESSES FOR THE PREPARATION THEREOF
    Publication number: 20110171138
    Abstract: Provided herein is a highly pure deferasirox or a pharmaceutically acceptable salt thereof substantially free of hydrazine impurity, 4-hydrazinobenzoic acid, processes for the preparation thereof, and pharmaceutical compositions comprising highly pure deferasirox or a pharmaceutically acceptable salt thereof substantially free of hydrazine impurity.
    Type: Application
    Filed: June 2, 2009
    Publication date: July 14, 2011
    Applicant: ACTAVIS GROUP PTC EHF
    Inventors: Rajendra Suryabhan Patil, Kishore Charugundla, Praveen Kumar Neela, Nitin Sharadchandra Pradhan, Jon Valgeirsson
  • SOLID STATE FORMS OF DEFERASIROX SALTS AND PROCESS FOR THE PREPARATION THEREOF
    Publication number: 20110097413
    Abstract: Provided herein are novel solid state forms of deferasirox salts, process for the preparation, pharmaceutical compositions, and method of treating thereof. The solid state forms of deferasirox salts are useful for preparing deferasirox (I) in high purity.
    Type: Application
    Filed: April 20, 2009
    Publication date: April 28, 2011
    Applicant: ACTAVIS GROUP PTC EHF
    Inventors: Praveen Kumar Neela, Kishore Charugundla, Rajendra Suryabhan Patil, Nitin Sharadchandra Pradhan, Jon Valgeirsson
  • Process for the Preparation of Fesoterodine
    Publication number: 20100217034
    Abstract: Disclosed herein is an improved, commercially viable and industrially advantageous process for the preparation of Fesoterodine or a pharmaceutically acceptable salt thereof in high yield and purity. Disclosed also herein is an improved and industrially advantageous optical resolution method of racemic (±)-N,N-Diisopropyl-3-(2-benzyloxy-5-bromophenyl)-3-phenylpropylamine and use thereof for the preparation of Fesoterodine.
    Type: Application
    Filed: September 22, 2008
    Publication date: August 26, 2010
    Applicant: ACTAVIS GROUP PTC EHF
    Inventors: Kishore Charugundla, Udhaya Kumar, Rajendra Suryabhan Patil, Praveen Kumar Neela, Nitin Sharadchandra Pradhan, Jon Valgeirsson