Patents by Inventor Harishchandra Sambhaji Jadhav

Harishchandra Sambhaji Jadhav 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 intermediates used for the synthesis of HIV integrase inhibitor
    Patent number: 11248005
    Abstract: Provided herein is a process for the intermediates used for preparation of HIV Integrase Inhibitor such as Bictegravir, Dolutegravir, Cabotegravir or their pharmaceutically acceptable salts.
    Type: Grant
    Filed: July 7, 2020
    Date of Patent: February 15, 2022
    Assignee: Lupin Limited
    Inventors: Harishchandra Sambhaji Jadhav, Dhananjai Shrivastava, Umesh Parasharam Aher, Sharad Chandrabhan Deokar, Deepak Babasaheb Nale, Suryakant Tukaram Honrao, Girij Pal Singh
  • Process for Preparation of Intermediates Used for the Synthesis of HIV Integrase Inhibitor
    Publication number: 20210009606
    Abstract: Provided herein is a process for the intermediates used for preparation of HIV Integrase Inhibitor such as Bictegravir, Dolutegravir, Cabotegravir or their pharmaceutically acceptable salts.
    Type: Application
    Filed: July 7, 2020
    Publication date: January 14, 2021
    Inventors: Harishchandra Sambhaji Jadhav, Dhananjai Shrivastava, Umesh Parasharam Aher, Sharad Chandrabhan Deokar, Deepak Babasaheb Nale, Suryakant Tukaram Honrao, Girij Pal Singh
  • Process for the preparation of HIV integrase inhibitors
    Patent number: 10696636
    Abstract: The present invention provides compound of formula (XVII), wherein P is hydroxyl protecting group; R2 and R3 are independently lower alkyl or R2 and R3 can be alkyl and joined to form a 5-, 6- or 7-membered ring; R4 is lower alkyl, and process for its preparation.
    Type: Grant
    Filed: December 15, 2016
    Date of Patent: June 30, 2020
    Assignee: Lupin Limited
    Inventors: Girij Pal Singh, Dhananjai Shrivastava, Harishchandra Sambhaji Jadhav, Pramod Sudhakar Utekar, Digambar Yashwant Salunke
  • PROCESS FOR THE PREPARATION OF HIV INTEGRASE INHIBITORS
    Publication number: 20200172487
    Abstract: The present invention provides compound of formula (XVII), wherein P is hydroxyl protecting group; R2 and R3 are independently lower alkyl or R2 and R3 can be alkyl and joined to form a 5-, 6- or 7-membered ring; R4 is lower alkyl, and process for its preparation.
    Type: Application
    Filed: December 15, 2016
    Publication date: June 4, 2020
    Inventors: Girij Pal Singh, Dhananjai Shrivastava, Harishchandra Sambhaji Jadhav, Pramod Sudhakar Utekar, Digambar Yashwant Salunke
  • PROCESS FOR THE MANUFACTURE OF CIS(-)-LAMIVUDINE
    Publication number: 20110257396
    Abstract: An improved process for the manufacture of Lamivudine. The process involves: (a) resolution of racemic lamivudine (intermediate of formula IX) to cis (±) lamivudine of formula (XII) by forming a crystalline salt and separating the product from an organic solvent by fractional crystallization; (b) resolution of cis (±) lamivudine to cis (?) isomer involving formation of S-Binol adduct of formula XIV.
    Type: Application
    Filed: September 10, 2007
    Publication date: October 20, 2011
    Applicant: Lupin Limited
    Inventors: Girij Pal Singh, Dhananjai Srivastava, Srinivas Ayyalasomayajula Satya, Manmeet Brijkishore Saini, Harishchandra Sambhaji Jadhav, Aparna Murlidharan Warrier, Nilesh Bhimsingh Dumre