Patents by Inventor Ashishkumar Ravindra Mishra

Ashishkumar Ravindra Mishra 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).

  • Publication number: 20250136626
    Abstract: The present disclosure relates to a novel crystalline form of L-glufosinate ammonium salt and a process for preparation thereof. The present disclosure also provides compositions comprising said form and a method for the control of undesired plant growth using said compositions.
    Type: Application
    Filed: January 3, 2025
    Publication date: May 1, 2025
    Inventors: Prashant Vasant Kini, Chandrasekhar Dayal Mudaliar, Ashishkumar Ravindra Mishra, Santosh Ganpat Shelke
  • Patent number: 12258363
    Abstract: The present disclosure relates to a novel crystalline form of L-glufosinate ammonium salt and a process for preparation thereof. The present disclosure also provides compositions comprising said form and a method for the control of undesired plant growth using said compositions.
    Type: Grant
    Filed: July 30, 2021
    Date of Patent: March 25, 2025
    Assignee: UPL LTD
    Inventors: Prashant Vasant Kini, Chandrasekhar Dayal Mudaliar, Ashishkumar Ravindra Mishra, Santosh Ganpat Shelke
  • Publication number: 20240294559
    Abstract: The present invention discloses a synthesis of herbicidally active amino acid compounds. The present invention provides a simple and efficient process for preparation of L-glufosinate and its salts.
    Type: Application
    Filed: June 15, 2022
    Publication date: September 5, 2024
    Inventors: Chandrasekhar Dayal MUDALIAR, Ashishkumar Ravindra MISHRA, Mukesh DESHMUKH, Prashant Vasant KINI
  • Publication number: 20240270768
    Abstract: The present invention relates to a safer, easier and cost-effective method for preparing L-glufosinate or salts thereof. The present invention further relates to a novel L-glufosinate quinine tetrahydrate salt and its use in a method for obtaining L-glufosinate or salts thereof.
    Type: Application
    Filed: June 10, 2022
    Publication date: August 15, 2024
    Inventors: Chandrasekhar Dayal MUDALIAR, Ashishkumar Ravindra MISHRA, Mukesh DESHMUKH, Prashant KINI
  • Publication number: 20240270683
    Abstract: The present invention provides a process for preparation of compound of formula (I), a key intermediate in synthesis of L-glufosinate or its salt. wherein P2 is an amino-protecting group; R1 is hydrogen, substituted or unsubstituted C1 to C6 alkyl group, a substituted or unsubstituted C1 to C6 alkenyl group, a substituted or unsubstituted C1 to C6 alkynyl group, a substituted or unsubstituted C3 to C10 cycloalkyl group, a substituted or unsubstituted C6 to C20 aryl group, or a substituted or unsubstituted C2 to C10 heteroaryl group; and X is a halogen or hydroxyl group.
    Type: Application
    Filed: June 15, 2022
    Publication date: August 15, 2024
    Inventors: Chandrasekhar Dayal MUDALIAR, Ashishkumar Ravindra MISHRA
  • Publication number: 20230144309
    Abstract: The present disclosure relates to a novel crystalline form of L-glufosinate ammonium salt and a process for preparation thereof. The present disclosure also provides compositions comprising said form and a method for the control of undesired plant growth using said compositions.
    Type: Application
    Filed: July 30, 2021
    Publication date: May 11, 2023
    Inventors: Prashant Vasant Kini, Chandrasekhar Dayal Mudaliar, Ashishkumar Ravindra Mishra, Santosh Ganpat Shelke
  • Patent number: 11555046
    Abstract: The present disclosure relates to a novel crystalline form of L-glufosinate ammonium salt and a process for preparation thereof. The present disclosure also provides compositions comprising said form and a method for the control of undesired plant growth using said compositions.
    Type: Grant
    Filed: February 23, 2022
    Date of Patent: January 17, 2023
    Assignee: UPL LTD
    Inventors: Prashant Vasant Kini, Chandrasekhar Dayal Mudaliar, Ashishkumar Ravindra Mishra, Santosh Ganpat Shelke
  • Publication number: 20220177498
    Abstract: The present disclosure relates to a novel crystalline form of L-glufosinate ammonium salt and a process for preparation thereof. The present disclosure also provides compositions comprising said form and a method for the control of undesired plant growth using said compositions.
    Type: Application
    Filed: February 23, 2022
    Publication date: June 9, 2022
    Inventors: Prashant Vasant Kini, Chandrasekhar Dayal Mudaliar, Ashishkumar Ravindra Mishra, Santosh Ganpat Shelke