Patents by Inventor Vijayavitthal T MATHAD

Vijayavitthal T MATHAD 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).

  • IMPROVED PROCESS FOR THE PREPARATION OF 5-[(4-BROMO-2-FLUOROPHENYL)AMINO]-4-FLUORO-N-(2HYDROXYETHOXY)-1-METHYL-1H-BENZIMIDAZOLE-6-CARBOXAMIDE
    Publication number: 20250074882
    Abstract: The present invention relates to an improved process for the preparation of 5-[(4-bromo-2-fluorophenyl)amino]-4-fluoro-N-(2-hydroxyethoxy)-1-methyl-1H-benzimidazole-6-carboxamide represented by the following structural formula-1, which is referred to as Binimetinib
    Type: Application
    Filed: January 6, 2023
    Publication date: March 6, 2025
    Applicant: MSN LABORATORIES PRIVATE LIMITED, R&D CENTER
    Inventors: Thirumalai Rajan SRINIVASAN, Eswaraiah SAJJA, Vijayavitthal T MATHAD, Purna Chandrasekhar Reddy THIPPIREDDY, Sridhar Goud RACHALA, Srimanth Reddy PATLOLLA
  • IMPROVED PROCESS FOR THE PREPARATION OF UPADACITINIB
    Publication number: 20250074912
    Abstract: The present invention relates to an improved process for the preparation of (3S,4R)-3-ethyl-4-(3H-imidazo[1,2-a]pyrrolo[2,3-e]pyrazin-8-yl)-N-(2,2,2-trifluoroethyl)pyrrolidine-1-carboxamide formula-1. The present invention relates to crystalline form of 8-((3R,4S)-4-ethylpyrrolidin-3-yl)-3H-imidazo[1,2-a]pyrrolo[2,3-e]pyrazine compound of formula-2. The present invention also relates dibenzoyl-L-tartaric acid salt and 4-nitrobenzoic acid salt of (3S,4R)-3-ethyl-4-(3H-imidazo[1,2-a]pyrrolo[2,3-e]pyrazin-8-yl)-N-(2,2,2-trifluoro ethyl)pyrrolidine-1-carboxamide and its polymorph forms which are useful in the preparation of pure Upadacitinib. The present invention also relates to a crystalline form of Upadacitinib tartrate and its process thereof.
    Type: Application
    Filed: January 6, 2023
    Publication date: March 6, 2025
    Applicant: MSN LABORATORIES PRIVATE LIMITED, R&D CENTER
    Inventors: Thirumalai Rajan SRINIVASAN, Eswaraiah SAJJA, Vijayavitthal T. MATHAD, Rajeshwar Reddy SAGYAM, Venkata Narasayya SALADI, Navin Kumar Reddy KESHAVAREDDY, Balraju KAMMARI, Raghavendar Reddy PARIGI, Venkata Chary UTNOORI, Murali YATA
  • Crystalline polymorphs of 1-[(3R)-3-[4-amino-3-(4-phenoxyphenyl)-1H-pyrazolo[3,4-d]pyrimidin-1-yl]-1-piperidinyl]-2-propen-1-one and process for preparation thereof
    Patent number: 12227506
    Abstract: The present invention relates to novel crystalline polymorphs of 1-[(3R)-3-[4-amino-3(4-phenoxy phenyl)-1H-pyrazolo[3,4-d]pyrimidin-1-yl]-1-piperidinyl]-2-propen-1-one represented by the following structural formula-1 and process for preparation thereof.
    Type: Grant
    Filed: February 19, 2020
    Date of Patent: February 18, 2025
    Assignee: MSN LABORATORIES PRIVATE LIMITED, R&D CENTER
    Inventors: Thirumalai Rajan Srinivasan, Eswaraiah Sajja, Vijayavitthal T Mathad, Rajeshwar Reddy Sagyam, Srinivasulu Rangineni, Venkata Narasayya Saladi
  • NOVEL CRYSTALLINE POLYMORPHS OF 1-[(3R)-3-[4-AMINO-3-(4-PHENOXYPHENYL)-1H-PYRAZOLO[3,4-D]PYRIMIDIN-1-YL]-1-PIPERIDINYL]-2-PROPEN-1-ONE AND PROCESS FOR PREPARATION THEREOF
    Publication number: 20240199615
    Abstract: The present invention relates to novel crystalline polymorphs of 1-[(3R)-3-[4-amino-3(4-phenoxy phenyl)-1H-pyrazolo[3,4-d]pyrimidin-1-yl]-1-piperidinyl]-2-propen-1-one represented by the following structural formula-1 and process for preparation thereof.
    Type: Application
    Filed: February 19, 2020
    Publication date: June 20, 2024
    Applicant: MSN LABORATORIES PRIVATE LIMITED, R&D CENTER
    Inventors: Thirumalai Rajan SRINIVASAN, Eswaraiah SAJJA, Vijayavitthal T MATHAD, Rajeshwar Reddy SAGYAM, Srinivasulu RANGINENI, Venkata Narasayya SALADI