Patents by Inventor Shreerang V. Joshi

Shreerang V. 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).

  • Preparation of posaconazole intermediates
    Patent number: 9073904
    Abstract: The present invention relates to process for the preparation of a chiral compound of formula (IX) or a salt thereof, wherein Y1 and Y2 are independently F or Cl, preferably F, the crystalline compound of formula (IX) as such, and its use for the preparation of an antifungal agent.
    Type: Grant
    Filed: May 18, 2011
    Date of Patent: July 7, 2015
    Assignee: SANDOZ AG
    Inventors: Dominic De Souza, Shreerang V. Joshi, Sachin Bhuta, Abhinay C. Pise, Dattatraya N. Chavan, Shashikant D. Metkar
  • PREPARATION OF POSACONAZOLE INTERMEDIATES
    Publication number: 20130203994
    Abstract: The present invention relates to process for the preparation of a chiral compound of formula (IX) or a salt thereof, wherein Y1 and Y2 are independently F or Cl, preferably F, the crystalline compound of formula (IX) as such, and its use for the preparation of an antifungal agent.
    Type: Application
    Filed: May 18, 2011
    Publication date: August 8, 2013
    Applicant: SANDOZ AG
    Inventors: Dominic De Souza, Shreerang V. Joshi, Sachin Bhuta, Abhinay C. Pise, Dattatraya N. Chavan, Shashikant D. Metkar
  • Process for the preparation of ethyl 3-ethoxy-4-ethoxycarbonyl-phenylacetate
    Patent number: 6818786
    Abstract: The present invention relates to a process for the preparation of ethyl 3-ethoxy-4-ethoxycarbonyl-phenylacetate having formula 1 Ethyl 3-ethoxy-4-ethoxycarbonyl-phenylacetate (1) is an important key intermediate for the synthesis of repaglinide (2) an oral hypoglycemic agent
    Type: Grant
    Filed: March 31, 2003
    Date of Patent: November 16, 2004
    Assignee: Council of Scientific and Industrial Research
    Inventors: Uttam R. Kalkote, Mukund K. Gurjar, Shreerang V. Joshi, Suresh M. Kadam, Sanjay J. Naik
  • PROCESS FOR THE PREPARATION OF ETHYL 3-ETHOXY-4-ETHOXYCARBONYL-PHENYLACETATE
    Publication number: 20040192955
    Abstract: The present invention relates to a process for the preparation of ethyl 3-ethoxy-4-ethoxycarbonyl-phenylacetate having formula 1.
    Type: Application
    Filed: March 31, 2003
    Publication date: September 30, 2004
    Inventors: Uttam R. Kalkote, Mukund K. Gurjar, Shreerang V. Joshi, Suresh M. Kadam, Sanjay J. Naik