Patents by Inventor Kuldeep Natwarlal Jain

Kuldeep Natwarlal Jain 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 THE PREPARATION OF MIRABEGRON FREE FROM GENOTOXIC IMPURITIES
    Publication number: 20250051295
    Abstract: The present invention relates to mirabegron substantially free from genotoxic impurities particularly nitrosamine impurities of Formula (I), (II), (III), (IV), (V) and processes for its preparation. In particular, the invention relates to processes for the preparation of high purity mirabegron free from nitrosamine impurities of Formula (I), (II), (III), (IV), (V) and other genotoxic and carcinogenic impurities below threshold concentration.
    Type: Application
    Filed: August 7, 2024
    Publication date: February 13, 2025
    Inventors: Kumar Kamlesh SINGH, Kuldeep Natwarlal Jain, Naitik Bharatbhai Patel, Hemantkumar Jagatpal Singh, Pratik Jayantibhai Nariya
  • AMORPHOUS FORM OF RESMETIROM AND PROCESS FOR PREPARATION THEREOF
    Publication number: 20240423993
    Abstract: The present invention relates to an amorphous form of resmetirom. In particular, the present invention relates to an amorphous solid dispersion of resmetirom. The present invention relates to processes for the preparation of amorphous form of resmetirom. The present invention also relates to processes for the preparation of amorphous solid dispersion of resmetirom.
    Type: Application
    Filed: June 24, 2024
    Publication date: December 26, 2024
    Inventors: Kumar Kamlesh SINGH, Kuldeep Natwarlal JAIN, Naitik Bharatbhai PATEL, Keval Ramnikbhai BAMBHAROLIYA
  • Process for preparation of isoxazoline substituted benzamide compound
    Patent number: 12065414
    Abstract: The invention relates to process for the preparation of isoxazoline-substituted benzamide compound and intermediates thereof. The invention also relates to process for the preparation of Fluralaner and intermediates thereof.
    Type: Grant
    Filed: September 2, 2021
    Date of Patent: August 20, 2024
    Assignee: ZYDUS LIFESCIENCES LIMITED
    Inventors: Kumar Kamlesh Singh, Sanjay Jagdish Desai, Kuldeep Natwarlal Jain, Jitesh Amratlal Desai, Sarvil Dhirajbhai Patel
  • PROCESS FOR PREPARATION OF ISOXAZOLINE SUBSTITUTED BENZAMIDE COMPOUND
    Publication number: 20220064130
    Abstract: The invention relates to process for the preparation of isoxazoline-substituted benzamide compound and intermediates thereof. The invention also relates to process for the preparation of Fluralaner and intermediates thereof.
    Type: Application
    Filed: September 2, 2021
    Publication date: March 3, 2022
    Inventors: Kumar Kamlesh SINGH, Sanjay Jagdish DESAI, Kuldeep Natwarlal JAIN, Jitesh Amratlal DESAI, Sarvil Dhirajbhai PATEL
  • Processes for the preparation of filgotinib
    Patent number: 10815227
    Abstract: The present invention relates to processes for the preparation of Filgotinib. The present invention relates to novel processes for the preparation of filgotinib. The present invention also relates to novel intermediates for the preparation of filgotinib.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: October 27, 2020
    Assignee: CADILA HEALTHCARE LIMITED
    Inventors: Sanjay Jagdish Desai, Kuldeep Natwarlal Jain, Naitik Bharatbhai Patel, Hemant Kumar Singh
  • PROCESSES FOR THE PREPARATION OF FILGOTINIB
    Publication number: 20200062744
    Abstract: The present invention relates to processes for the preparation of Filgotinib. The present invention relates to novel processes for the preparation of filgotinib. The present invention also relates to novel intermediates for the preparation of filgotinib.
    Type: Application
    Filed: August 23, 2019
    Publication date: February 27, 2020
    Inventors: Sanjay Jagdish DESAI, Kuldeep Natwarlal JAIN, Naitik Bharatbhai PATEL, Hemant Kumar SINGH
  • AMORPHOUS SOLID DISPERSION OF VALBENAZINE TOSYLATE AND PROCESS FOR PREPARATION THEREOF
    Publication number: 20190365738
    Abstract: There is disclosed an amorphous solid dispersion of valbenazine tosylate, and a process for preparation.
    Type: Application
    Filed: May 16, 2019
    Publication date: December 5, 2019
    Inventors: Sanjay Jagdish DESAI, Kuldeep Natwarlal JAIN, Jitesh Amratlal DESAI, Akshay Dineshchandra DESAI
  • Amorphous form of linagliptin and process for preparation thereof
    Patent number: 9879011
    Abstract: The present invention relates to an amorphous form of linagliptin and processes for the preparation thereof. The invention also relates to a pharmaceutical composition comprising a therapeutically effective amount of an amorphous form of linagliptin and use of the composition for treatment of diabetes especially type-I or type-II, prediabetes or reduction of glucose tolerance.
    Type: Grant
    Filed: March 12, 2013
    Date of Patent: January 30, 2018
    Assignee: Cadila Healthcare Limited
    Inventors: Shriprakash Dhar Dwivedi, Ashok Prasad, Kuldeep Natwarlal Jain, Kumar Kamlesh Singh, Jitendra Maganbhai Gajera
  • PROCESS FOR THE PREPARATION OF PERAMPANEL
    Publication number: 20160039759
    Abstract: The present invention relates to processes for the preparation of perampanel and its intermediates.
    Type: Application
    Filed: August 3, 2015
    Publication date: February 11, 2016
    Inventors: Sanjay Jagdish DESAI, Jayprakash Ajitsingh Parihar, Kuldeep Natwarlal Jain, Sachin Ashokrao Patil
  • Processes for the preparation of fesoterodine
    Patent number: 9012678
    Abstract: The invention relates to improved process for the preparation of fesoterodine and its pharmaceutically acceptable salt, specifically fesoterodine fumarate of formula (1). The invention relates to solid state forms of a novel salt of fesoterodine and process for the preparation thereof. The invention also relates to highly pure fesoterodine fumarate substantially free of impurity X at RRT 1.37. The invention also provides solid particles of pure fesoterodine fumarate wherein 90 volume-percent of the particles (D90) have a size of higher than 200 microns.
    Type: Grant
    Filed: August 25, 2011
    Date of Patent: April 21, 2015
    Assignee: Cadila Healthcare Limited
    Inventors: Shriprakash Dhar Dwivedi, Ashok Prasad, Kuldeep Natwarlal Jain
  • AMORPHOUS FORM OF LINAGLIPTIN AND PROCESS FOR PREPARATION THEREOF
    Publication number: 20150051228
    Abstract: The present invention relates to an amorphous form of linagliptin and processes for the preparation thereof. The invention also relates to a pharmaceutical composition comprising therapeutically effective amount of an amorphous form of linagliptin and use of said composition for treatment of diabetes especially type-I or type-II, prediabetes or reduction of glucose tolerance.
    Type: Application
    Filed: March 12, 2013
    Publication date: February 19, 2015
    Applicant: CADILA HEALTHCARE LIMITED
    Inventors: Shriprakash Dhar Dwivedi, Ashok Prasad, Kuldeep Natwarlal Jain, Kumar Kamlesh Singh, Jitendra Maganbhai Gajera
  • PROCESSES AND INTERMEDIATES FOR PREPARING RIVAROXABAN
    Publication number: 20140378682
    Abstract: The invention discloses processes for the preparation of rivaroxaban and its pharmaceutically acceptable salts, solvates, and hydrates thereof. The invention also relates to novel intermediates for the preparation of rivaroxaban.
    Type: Application
    Filed: September 10, 2012
    Publication date: December 25, 2014
    Applicant: CADILA HEALTHCARE LIMITED
    Inventors: Shriprakash Dhar Dwivedi, Ashok Prasad, Daya Ram Pal, Mukul Hari Prasad Sharma, Kuldeep Natwarlal Jain, Naitik Bharatbhai Patel
  • PROCESSES FOR THE PREPARATION OF FESOTERODINE
    Publication number: 20130197260
    Abstract: The invention relates to improved process for the preparation of fesoterodine and its pharmaceutically acceptable salt, specifically fesoterodine fumarate of formula (1). The invention relates to solid state forms of a novel salt of fesoterodine and process for the preparation thereof. The invention also relates to highly pure fesoterodine fumarate substantially free of impurity X at RRT 1.37. The invention also provides solid particles of pure fesoterodine fumarate wherein 90 volume-percent of the particles (D90) have a size of higher than 200 microns.
    Type: Application
    Filed: August 25, 2011
    Publication date: August 1, 2013
    Applicant: CADILA HEALTHCARE LIMITED
    Inventors: Shriprakash Dhar Dwivedi, Ashok Prasad, Kuldeep Natwarlal Jain