Patents by Inventor Piyush Rajendra Sharma

Piyush Rajendra Sharma 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
    Patent number: 12201611
    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: Grant
    Filed: July 23, 2021
    Date of Patent: January 21, 2025
    Assignee: Zydus Lifesciences Limited
    Inventors: Kumar Kamlesh Singh, Sanjay Jagdish Desai, Piyush Rajendra Sharma, Daya Ram Pal, Sanjeev Kumar Tripathi, Mayur Ramnikbhai Patel
  • 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
  • Polymorphic forms of ivabradine hydrochloride
    Patent number: 9840469
    Abstract: Stable crystalline Form II and stable crystalline Form III of ivabradine hydrochloride and processes for their preparation are disclosed.
    Type: Grant
    Filed: April 12, 2017
    Date of Patent: December 12, 2017
    Assignee: Cadila Healthcare Limited
    Inventors: Shriprakash Dhar Dwivedi, Ashok Prasad, Mukul Hariprasad Sharma, Piyush Rajendra Sharma, Jayprakash Ajitsingh Parihar
  • POLYMORPHIC FORMS OF IVABRADINE HYDROCHLORIDE
    Publication number: 20170217898
    Abstract: Stable crystalline Form II and stable crystalline Form III of ivabradine hydrochloride and processes for their preparation are disclosed.
    Type: Application
    Filed: April 12, 2017
    Publication date: August 3, 2017
    Inventors: Shriprakash Dhar DWIVEDI, Ashok PRASAD, Mukul Hariprasad SHARMA, Piyush Rajendra SHARMA, Jayprakash Ajitsingh PARIHAR
  • Polymorphic forms of ivabradine hydrochloride
    Patent number: 9650344
    Abstract: Stable crystalline Form II and stable crystalline Form III of ivabradine hydrochloride and processes for their preparation are disclosed.
    Type: Grant
    Filed: May 31, 2016
    Date of Patent: May 16, 2017
    Assignee: CADILA HEALTHCARE LIMITED
    Inventors: Shriprakash Dhar Dwivedi, Ashok Prasad, Mukul Hariprasad Sharma, Piyush Rajendra Sharma, Jayprakash Ajitsingh Parihar
  • POLYMORPHIC FORMS OF IVABRADINE HYDROCHLORIDE
    Publication number: 20160318873
    Abstract: Stable crystalline Form II and stable crystalline Form III of ivabradine hydrochloride and processes for their preparation are disclosed.
    Type: Application
    Filed: May 31, 2016
    Publication date: November 3, 2016
    Inventors: Shriprakash Dhar DWIVEDI, Ashok PRASAD, Mukul Hariprasad SHARMA, Piyush Rajendra SHARMA, Jayprakash Ajitsingh PARIHAR
  • Polymorphic forms of ivabradine hydrochloride
    Patent number: 9382209
    Abstract: Stable crystalline Form II and stable crystalline Form III of ivabradine hydrochloride and processes for their preparation are disclosed.
    Type: Grant
    Filed: August 4, 2015
    Date of Patent: July 5, 2016
    Assignee: Cadila Healthcare Limited
    Inventors: Shriprakash Dhar Dwivedi, Ashok Prasad, Mukul Hariprasad Sharma, Piyush Rajendra Sharma, Jayprakash Ajitsingh Parihar
  • POLYMORPHIC FORMS OF IVABRADINE HYDROCHLORIDE
    Publication number: 20160024015
    Abstract: Stable crystalline Form II and stable crystalline Form III of ivabradine hydrochloride and processes for their preparation are disclosed.
    Type: Application
    Filed: August 4, 2015
    Publication date: January 28, 2016
    Inventors: Shriprakash Dhar DWIVEDI, Ashok Prasad, Mukul Hariprasad Sharma, Piyush Rajendra Sharma, Jayprakash Ajitsingh Parihar
  • Polymorphic forms of ivabradine hydrochloride
    Patent number: 9120755
    Abstract: Stable crystalline Form II and stable crystalline Form III of ivabradine hydrochloride and processes for their preparation are disclosed.
    Type: Grant
    Filed: November 12, 2012
    Date of Patent: September 1, 2015
    Assignee: Cadila Healthcare Limited
    Inventors: Shriprakash Dhar Dwivedi, Ashok Prasad, Mukul Hariprasad Sharma, Piyush Rajendra Sharma, Jaiprakash Ajitsingh Parihar
  • POLYMORPHIC FORMS OF IVABRADINE HYDROCHLORIDE
    Publication number: 20140323471
    Abstract: Stable crystalline Form II and stable crystalline Form III of ivabradine hydrochloride and processes for their preparation are disclosed.
    Type: Application
    Filed: November 12, 2012
    Publication date: October 30, 2014
    Inventors: Shriprakash Dhar Dwivedi, Ashok Prasad, Mukul Hariprasad Sharma, Piyush Rajendra Sharma, Jaiprakash Ajitsingh Parihar