Patents by Inventor Dhananjay Sathe

Dhananjay Sathe 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).

  • Patent number: 12714737
    Abstract: The present invention relates to recombinant proteins, compositions and methods of stabilization thereof. The invention specifically relates to the stable recombinant protein of SEQ ID NO: 1 and composition comprising recombinant protein of SEQ ID NO: 1. The invention further relates to method of preparing, storing and stabilizing recombinant protein of SEQ ID NO: 1 and its composition for longer shelf life.
    Type: Grant
    Filed: July 7, 2022
    Date of Patent: August 25, 2026
    Assignee: Unichem Laboratories Ltd
    Inventors: Dhananjay Sathe, Vivek Mishra, Saravanakumar Iyappan, Sunil Jog
  • Publication number: 20260193662
    Abstract: The present invention relates to a recombinant plasmid, methods and compositions for the expression of recombinant proteins with minimal N-terminal initiator methionine. The present invention also provides strategies for efficient removal of N-terminal initiator methionine in recombinant proteins expressed at industrial scale and provides method for producing proteins with minimal N-terminal initiator methionine.
    Type: Application
    Filed: November 27, 2023
    Publication date: July 9, 2026
    Inventors: Dhananjay Sathe, Saravanakumar Iyappan
  • Patent number: 12564619
    Abstract: The present invention relates to stable formulations of recombinant proteins. The invention specifically relates to the formulations of recombinant lectins derived from Sclerotium rolfsii lectin. The formulation comprises recombinant lectin derived from Sclerotium rolfsii lectin and a pharmaceutically acceptable excipient. The invention also relates to the stable liquid and/or lyophilized formulations comprising recombinant lectins derived from Sclerotium rolfsii lectin.
    Type: Grant
    Filed: July 7, 2020
    Date of Patent: March 3, 2026
    Assignee: Unichem Laboratories Ltd
    Inventors: Dhananjay Sathe, Bijay Padhi, Vivek Mishra, Anupam Jain
  • Publication number: 20250302974
    Abstract: The present disclosure relates to protein-drug conjugates. The present disclosure specifically relates to the protein-drug conjugates, wherein the protein is a lectin protein having amino acid sequence of SEQ ID NO: 1; or lectin protein having at least 70% sequence identity to SEQ ID NO: 1. The disclosure further relates to process and composition of protein-drug conjugates and method of use thereof.
    Type: Application
    Filed: September 30, 2022
    Publication date: October 2, 2025
    Inventors: Dhananjay Sathe, Saravanakumar Iyappan, Gautam Bakshi, Ganesh Patil
  • Publication number: 20250152668
    Abstract: The present invention relates to a lectin for use in the treatment, reduction in progression and curing of inflammation in a subject in need thereof. Pharmaceutical compositions comprising said lectin are also described. The lectin may comprise an amino acid sequence having sequence of SEQ ID NO: 1 or at least 60% homology to SEQ ID NO: 2.
    Type: Application
    Filed: September 9, 2024
    Publication date: May 15, 2025
    Applicant: Unichem Laboratories Ltd
    Inventor: Dhananjay SATHE
  • Patent number: 12291733
    Abstract: The present invention relates to the process to prepare recombinant lectin having amino acid sequence of SEQ ID NO:1, wherein the process comprises fed-batch fermentation of a clone in a host cell at specific feeding rate with carbon to Nitrogen ratio of 3:1 to 6:1. The invention also relates to the process of purification of recombinant lectin having amino acid sequence of SEQ ID NO: 1.
    Type: Grant
    Filed: September 5, 2019
    Date of Patent: May 6, 2025
    Assignee: Unichem Laboratories Ltd
    Inventors: Dhananjay Sathe, Sudeep Kumar, Mamata Katdare
  • Publication number: 20250064890
    Abstract: The present invention relates to the pharmaceutical compositions of lectin proteins and its use for the prevention, treatment and cure of inflammation, including inflammatory disease. The invention specifically relates to the pharmaceutical compositions for topical application comprising lectin proteins and its use for prevention, treatment and cure of inflammation due to chemotherapy and/or radiotherapy. The lectin may comprise an amino acid sequence having sequence of SEQ ID NO: 1 or at least 70% homology to SEQ ID NO: 1.
    Type: Application
    Filed: August 27, 2022
    Publication date: February 27, 2025
    Inventors: Dhananjay Sathe, Vivek Mishra, Sunil Jog, Gautam Bakshi
  • Publication number: 20250041380
    Abstract: The present invention relates to the protein for treatment of infectious disease caused by Coronaviridae. In particular, the invention relates to a recombinant Sclerotium rolfsii lectin for use in the treatment, reduction in progression and curing of SARS-COV2 disease in a subject in need thereof. Pharmaceutical compositions comprising said recombinant Sclerotium rolfsii lectin are also described. The recombinant Sclerotium rolfsii lectin protein may comprise an amino acid sequence having at least 70% homology to SEQ ID NO: 1.
    Type: Application
    Filed: December 14, 2022
    Publication date: February 6, 2025
    Inventors: Dhananjay Sathe, Saravanakumar Iyappan
  • Publication number: 20240398899
    Abstract: The present invention relates to the lectin protein for the treatment and prevention of neurodegenerative diseases. The invention further relates to the recombinant lectin protein is derived from Sclerotium rolfsii lectin having sequence 60% homologous to SEQ ID NO: 4 for the treatment and prevention of Neurodegenerative diseases. The invention specifically relates to lectin protein and its variants is derived from Sclerotium rolfsii lectin having sequence 60% homologous to SEQ ID NO: 4 for the treatment of prevention of Parkinson's disease, Alzheimer's disease, Dementia and symptoms of dementia.
    Type: Application
    Filed: January 5, 2022
    Publication date: December 5, 2024
    Inventors: Sarvanakumar Iyappan, Dilip Pawar, Dhananjay Sathe
  • Publication number: 20240383950
    Abstract: The present disclosure provides a modified protein sequence i.e., recombinantly expressed glycan binding protein. The said glycan binding protein is a variant of Sclerotium Rolfsii Lectin and is modified to include attributes like enhanced molecule stability, reduced N-terminal methionine impurities and aid in conjugation of protein to other biological and chemical agent(s).
    Type: Application
    Filed: September 30, 2022
    Publication date: November 21, 2024
    Inventors: Dhananjay Sathe, Saravanakumar Iyappan, Gautam Bakshi, Ganesh Patil
  • Publication number: 20240325491
    Abstract: The present invention relates to recombinant proteins, compositions and methods of stabilization thereof. The invention specifically relates to the stable recombinant protein of SEQ ID NO: 1 and composition comprising recombinant protein of SEQ ID NO: 1. The invention further relates to method of preparing, storing and stabilizing recombinant protein of SEQ ID NO: 1 and its composition for longer shelf life.
    Type: Application
    Filed: July 7, 2022
    Publication date: October 3, 2024
    Inventors: Dhananjay Sathe, Vivek Mishra, Saravanakumar Iyappan, Sunil Jog
  • Patent number: 11965003
    Abstract: A modified lectin protein is provided having at least one amino acid modification in an amino acid sequence of SEQ ID NO. 1 orin an amino acid sequence having at least 60% homology thereto. The amino acid modification is selected from one of more of the following: at least one amino acid modification in a carbohydrate binding site; at least one amino acid modification in the N-terminus; at least one amino acid modification at position 76; or at least one amino acid modification at position 44 or 89. The modified lectin protein does not consist of the amino acid sequence of any of SEQ ID NOs: 2 to 4.
    Type: Grant
    Filed: August 30, 2019
    Date of Patent: April 23, 2024
    Assignee: UNICHEM LABORATORIES LTD
    Inventors: Dhananjay Sathe, Sudeep Kumar
  • Publication number: 20230348564
    Abstract: A recombinant lectin for use in a method of treatment of cancer by inhibiting angiogenesis in a subject. The treatment comprises administration of a therapeutically effective amount of the recombinant lectin.
    Type: Application
    Filed: April 28, 2021
    Publication date: November 2, 2023
    Inventors: Dhananjay Sathe, Sarvanakumar Iyappan, Dilip Pawar
  • Patent number: 11510909
    Abstract: The present disclosure relates to a stable, reproducible and bioequivalent apixaban compositions, wherein the composition comprising apixaban having a D90 particle size of more than 100 microns, preferably between 300 and 1000 microns, and more preferably between 350 and 800 microns, and further comprising one or more pharmaceutically acceptable excipients. The present disclosure further provides a process for preparation of a pharmaceutical composition comprising apixaban by wet granulation.
    Type: Grant
    Filed: February 1, 2018
    Date of Patent: November 29, 2022
    Assignee: UNICHEM LABORATORIES LTD.
    Inventors: Dhananjay Sathe, Srikant V. Pimple, Pravin Kumar Maurya, Dhananjay Pramod Tattu, Milind Vinayak Sathe, Sr.
  • Publication number: 20220339241
    Abstract: The present invention relates to stable formulations of recombinant proteins. The invention specifically relates to the formulations of recombinant lectins derived from Sclerotium rolfsii lectin. The formulation comprises recombinant lectin derived from Sclerotium rolfsii lectin and a pharmaceutically acceptable excipient. The invention also relates to the stable liquid and/or lyophilized formulations comprising recombinant lectins derived from Sclerotium rolfsii lectin.
    Type: Application
    Filed: July 7, 2020
    Publication date: October 27, 2022
    Applicant: Unichem Laboratories Ltd
    Inventors: Dhananjay SATHE, Bijay PADHI, Vivek MISHRA, Anupam JAIN
  • Publication number: 20220257704
    Abstract: The present invention relates to the combination chemotherapy with recombinant lectin protein. The invention specifically relates to the cytotoxic effect of recombinant lectin protein having amino acid sequence of SEQ ID NO: 1 in combination with other therapeutic agents, wherein the other therapeutic agents are anti-cancer agents. The combinations are highly synergistic and efficacious against several cancers.
    Type: Application
    Filed: November 18, 2019
    Publication date: August 18, 2022
    Applicant: Unichem Laboratories Ltd
    Inventors: Dhananjay SATHE, Sudeep KUMAR, Sachin Prabhakar BACHATE, Mohanish Pradeep KANKONKAR
  • Publication number: 20220249385
    Abstract: The present disclosure provides an extended release composition of tofacitinib for oral administration, and methods of making the composition. The extended release composition employs a matrix drug core comprising tofacitinib or a pharmaceutically acceptable salt thereof and at least one release controlling polymer. The matrix drug core is surrounded by a soluble functional coating comprising at least one coating polymer and at least one pharmaceutically acceptable excipient.
    Type: Application
    Filed: March 4, 2020
    Publication date: August 11, 2022
    Applicant: Unichem Laboratories Limited
    Inventors: Dhananjay SATHE, Bijay PADHI, Ankit BAHETI, Sachin BALI
  • Patent number: 11331283
    Abstract: A pharmaceutical composition containing cinacalcet or pharmaceutically acceptable salts thereof and one or more pharmaceutically acceptable excipients. A pharmaceutical composition containing cinacalcet or pharmaceutically acceptable salts thereof having a particle size distribution D90 equal to or less than 20 ?m, D50 equal to or less than 10 ?m, and D10 equal to or less than 5 ?m and one or more and binders in an amount of 0.9% w/w or less, relative to the total weight of composition, where the composition is not free of binder and that the total amount of binder does not exceed 0.9% w/w relative to the total weight of the composition.
    Type: Grant
    Filed: August 13, 2018
    Date of Patent: May 17, 2022
    Assignee: UNICHEM LABORATORIES LTD
    Inventors: Dhananjay Sathe, Srikant Pimple, Pravin Kumar Maurya
  • Patent number: 11266628
    Abstract: The present invention relates to a disintegrant free pharmaceutical composition comprising apremilast or pharmaceutically acceptable salts thereof and one or more pharmaceutically acceptable excipients. Particularly the present invention relates to disintegrant free immediate release dosage form comprising apremilast or pharmaceutically acceptable salts thereof and one or more pharmaceutically acceptable excipients. It further relates to process of preparing such composition and its use in psoriatic arthritis and psoriasis.
    Type: Grant
    Filed: October 1, 2018
    Date of Patent: March 8, 2022
    Assignee: UNICHEM LABORATORIES LTD
    Inventors: Dhananjay Sathe, Srikant Pimple, Pradeep Kumar Gupta, Vishal Jadhav
  • Publication number: 20220047671
    Abstract: The present invention relates to a lectin for use in the treatment, reduction in progression and curing of inflammation in a subject in need thereof. Pharmaceutical compositions comprising said lectin are also described. The lectin may comprise an amino acid sequence having sequence of SEQ ID NO: 1 or at least 60% homology to SEQ ID NO: 1.
    Type: Application
    Filed: September 14, 2019
    Publication date: February 17, 2022
    Applicant: Unichem Laboratories Ltd
    Inventors: Dhananjay SATHE, Sudeep KUMAR, Mamata KATDARE