Patents by Inventor Joydeep MAZUMDER

Joydeep MAZUMDER 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).

  • Stable liquid formulations of cyclophosphamide and its impurities
    Patent number: 10849916
    Abstract: The present invention relates to novel impurities of cyclophosphamide having structure V, VI or VII, stabilized form of these novel impurities, a process of preparing a stabilized form and isolating thereof. The invention also relates cyclophosphamide formulations which include cyclophosphamide, at least one pharmaceutically acceptable excipient, and a certain level of these impurities having structure V, VI or VII. The invention further relate to method of using such stable liquid formulations of cyclophosphamide for parenteral administration in treating various cancer disorders.
    Type: Grant
    Filed: May 16, 2019
    Date of Patent: December 1, 2020
    Assignee: DR. REDDYS LABORATORIES LIMITED
    Inventors: Riyaz Ahmed Shaik, Ananya Saha, Svb Janardhan Garikipati, Akash Chaurasiya, Bhavesh Vallabhbhai Patel, Harshal Bhagwatwar, Sumitra Ashok Pillai, Satheesh Balasubramanian, Joydeep Mazumder
  • NOVEL IMPURITIES OF CYCLOPHOSPHAMIDE LIQUID FORMULATIONS
    Publication number: 20190350948
    Abstract: The present invention relates to novel impurities of cyclophosphamide having structure V, VI or VII, stabilized form of these novel impurities, a process of preparing a stabilized form and isolating thereof. The invention also relates cyclophosphamide formulations which include cyclophosphamide, at least one pharmaceutically acceptable excipient, and a certain level of these impurities having structure V, VI or VII. The invention further relate to method of using such stable liquid formulations of cyclophosphamide for parenteral administration in treating various cancer disorders.
    Type: Application
    Filed: May 16, 2019
    Publication date: November 21, 2019
    Inventors: Riyaz Ahmed SHAIK, Ananya SAHA, Svb Janardhan GARIKIPATI, Akash CHAURASIYA, Bhavesh Vallabhbhai PATEL, Harshal BHAGWATWAR, Sumitra Ashok PILLAI, Satheesh BALASUBRAMANIAN, Joydeep MAZUMDER