Patents by Inventor Daya Ram Pal

Daya Ram Pal 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).

  • COMPOSITION COMPRISING HIGH PURITY PYRROLE DERIVATIVE AND METHOD FOR PREPARATION THEREOF
    Publication number: 20220023262
    Abstract: The present invention relates to a composition comprising high purity pyrrole derivative and method for preparation thereof. The present invention particularly relates to compositions comprising Saroglitazar magnesium having purity of 99.0% or more, and one or more of an aldehyde compound of Formula (II), diketo oxirane compound of Formula (III), hydroxy methyl compound of Formula (IV) or dimer compound of Formula (V), relative to saroglitazar magnesium, each present in an amount of about 0.15% or less, respectively, by weight, when measured by area percentage of HPLC.
    Type: Application
    Filed: July 23, 2021
    Publication date: January 27, 2022
    Inventors: Kumar Kamlesh SINGH, Sanjay Jagdish DESAI, Piyush Rajendra SHARMA, Daya Ram PAL, Sanjeev Kumar TRIPATHI, Mayur Ramnikbhai PATEL
  • PROCESS FOR PREPARATION OF PYRROLES HAVING HYPOLIPIDEMIC HYPOCHOLESTEREMIC ACTIVITIES
    Publication number: 20190389797
    Abstract: The present invention provides pyrroles having hypolipidemic hypocholesteremic activities. The invention provides saroglitazar and its pharmaceutically acceptable salts, hydrates, solvates, polymorphs or intermediates thereof. The invention also provides a process for the preparation of saroglitazar. The invention further provides intermediates as well process for preparation thereof.
    Type: Application
    Filed: August 28, 2019
    Publication date: December 26, 2019
    Inventors: Shriprakash Dhar Dwivedi, Ramesh Chandra Singh, Rajendra Gokalbhai Chavda, Jagdish Maganlal Patel, Daya Ram Pal, Pranav Jitendra Gangwar, Vikas Patel, Vishwadeepak Rama Pati Tripathi
  • Process for preparation of pyrroles having hypolipidemic hypocholesteremic activities
    Patent number: 10435363
    Abstract: The present invention provides pyrroles having hypolipidemic hypocholesteremic activities. The invention provides saroglitazar and its pharmaceutically acceptable salts, hydrates, solvates, polymorphs or intermediates thereof. The invention also provides a process for the preparation of saroglitazar. The invention further provides intermediates as well process for preparation thereof.
    Type: Grant
    Filed: December 1, 2016
    Date of Patent: October 8, 2019
    Assignee: Cadila Healthcare Limited
    Inventors: Shriprakash Dhar Dwivedi, Ramesh Chandra Singh, Rajendra Gokalbhai Chavda, Jagdish Maganlal Patel, Daya Ram Pal, Pranav Jitendra Gangwar, Vikas Patel, Vishwadeepak Rama Pati Tripathi
  • Pyrrole compound, compositions and process for preparation thereof
    Patent number: 10385017
    Abstract: The present invention relates to compositions comprising saroglitazar magnesium wherein the saroglitazar magnesium has a purity of greater than or equal to 99% by weight, and dimer compound of Formula (IV) present in an amount relative to saroglitazar magnesium less than about 0.3% by weight by area percentage of HPLC. The present invention also related to the process for the preparation thereof and pharmaceutical compositions comprising the same.
    Type: Grant
    Filed: October 13, 2016
    Date of Patent: August 20, 2019
    Assignee: Cadila Healthcare Limited
    Inventors: Sanjay Jagdish Desai, Ramesh Chandra Singh, Daya Ram Pal, Dharmendra Arvindbhai Darji
  • PYRROLE COMPOUND, COMPOSITIONS AND PROCESS FOR PREPARATION THEREOF
    Publication number: 20180265466
    Abstract: The present invention relates to compositions comprising saroglitazar magnesium wherein the saroglitazar magnesium has a purity of greater than or equal to 99% by weight, and dimer compound of Formula (IV) present in an amount relative to saroglitazar magnesium less than about 0.3% by weight by area percentage of HPLC. The present invention also related to the process for the preparation thereof and pharmaceutical compositions comprising the same.
    Type: Application
    Filed: October 13, 2016
    Publication date: September 20, 2018
    Applicant: Cadila Healthcare Ltd.
    Inventors: Sanjay Jagdish Desai, Ramesh Chandra Singh, Daya Ram Pal, Dharmendra Arvindbhai Darji
  • PROCESS FOR PREPARATION OF PYRROLES HAVING HYPOLIPIDEMIC HYPOCHOLESTEREMIC ACTIVITIES
    Publication number: 20170144968
    Abstract: The present invention provides pyrroles having hypolipidemic hypocholesteremic activities. The invention provides saroglitazar and its pharmaceutically acceptable salts, hydrates, solvates, polymorphs or intermediates thereof. The invention also provides a process for the preparation of saroglitazar. The invention further provides intermediates as well process for preparation thereof.
    Type: Application
    Filed: December 1, 2016
    Publication date: May 25, 2017
    Inventors: Shriprakash Dhar Dwivedi, Ramesh Chandra Singh, Rajendra Gokalbhai Chavda, Jagdish Maganlal Patel, Daya Ram Pal, Pranav Jitendra Gangwar, Vikas Patel, Vishwadeepak Rama Pati Tripathi
  • A PROCESS FOR PREPARATION OF PYRROLES HAVING HYPOLIPIDEMIC HYPOCHOLESTEREMIC ACTIVITIES
    Publication number: 20160107989
    Abstract: The present invention provides pyrroles having hypolipidemic hypocholesteremic activities. The invention provides saroglitazar and its pharmaceutically acceptable salts, hydrates, solvates, polymorphs or intermediates thereof. The invention also provides a process for the preparation of saroglitazar. The invention further provides intermediates as well process for preparation thereof.
    Type: Application
    Filed: May 30, 2014
    Publication date: April 21, 2016
    Applicant: CADILA HEALTHCARE LIMITED
    Inventors: Shriprakash Dhar DWIVEDI, Ramesh Chandra SINGH, Rajendra Gokalbhai CHAVDA, Jagdish Maganlal PATEL, Daya Ram PAL, Jigar Mukundhai RAVAL, Mukul Hariprasad SHARMA, Pranav Jitendra GANGWAR, Sachin Ashokrao PATIL, Vikas PATEL, Vishwadeepak Rama Patil TRIPATHI
  • One-pot process for the preparation of benzimidazole derivatives
    Patent number: 8962851
    Abstract: The present invention discloses one pot process for enantioselective synthesis of single enantiomers of substituted sulphoxides 2-(2-pyridinylmethylsulphinyl)-1H-benzimidazoles or said compounds in an enantiomerically enriched form.
    Type: Grant
    Filed: December 26, 2012
    Date of Patent: February 24, 2015
    Assignee: Cadila Healthcare Limited
    Inventors: Shriprakash Dhar Dwivedi, Ashok Prasad, Daya Ram Pal
  • 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