Patents by Inventor Naveen RAGAM

Naveen RAGAM 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).

  • NOVEL PROCESS FOR THE PREPARATION OF (S)-7-(1-ACRYLOYLPIPERIDIN-4-YL)-2-(4-PHENOXYPHENYL)-4,5,6,7-TETRAHYDROPYRAZOLO[1,5-A]PYRIMIDINE-3-CARBOXAMIDE OR ITS SALTS THEREOF
    Publication number: 20240018152
    Abstract: The present invention relates to a novel process for the preparation of (S)-7-(1-acryloylpiperidin-4-yl)-2-(4-phenoxyphenyl)-4, 5, 6, 7-tetrahydropyrazolo[1,5-a] pyrimidine-3-carboxamide of formula-1 or its salts. The present invention also relates to novel process for the preparation of intermediate compound of Formula-7 and recovery of the intermediate compound of Formula-12, which is used in the preparation of compound of Formula-7. The compounds of formula-1 & formula-7 are represented by following structural formulae.
    Type: Application
    Filed: November 15, 2022
    Publication date: January 18, 2024
    Applicant: MSN LABORATORIES PRIVATE LIMITED, R&D CENTER
    Inventors: Thirumalai Rajan SRINIVASAN, Eswaraiah SAJJA, Satyanarayana REVU, Srinivas Reddy GADE, Malla Reddy ADLA, Naveen RAGAM
  • POLYMORPHS OF 7-CYCLOPENTYL-N,N-DIMETHYL-2-{[5-(PIPERAZIN-1-YL) PYRIDIN-2-YL]-AMINO}-7H-PYRROLO[2,3-D]PYRIMIDINE-6-CARBOXAMIDE AND ITS PHARMACEUTICALLY ACCEPTABLE SALTS AND PROCESS FOR THE PREPARATION THEREOF
    Publication number: 20220204514
    Abstract: The present invention relates to novel crystalline forms of butanedioic acid 7-cyclopentyl-N,N-dimethyl-2-{[5-(piperazin-1-yl) pyridin-2-yl]amino}-7H-pyrrolo[2,3-d]pyrimidine-6-carboxamide of formula-la and process for preparation thereof. The present invention also relates to a process for the preparation of 7-cyclopentyl-N,N-dimethyl-2-{[5-(piperazin-1-yl)pyridin-2-yl]amino}-7H-pyrrolo[2,3-d] pyrimidine-6-carboxamide. Further, the present application also relates to acid addition salts of 7-cyclopentyl-N,N-dimethyl-2-{[5-(piperazin-1-yl)pyridin-2-yl]amino}-7H-pyrrolo[2,3-d] pyrimidine-6-carboxamide and process for the preparation thereof.
    Type: Application
    Filed: April 29, 2020
    Publication date: June 30, 2022
    Applicant: MSN LABORATORIES PRIVATE LIMITED, R&D CENTER
    Inventors: Thirumalai Rajan SRINIVASAN, Eswaraiah SAJJA, Satyanarayana REVU, Rajeshwar Reddy SAGYAM, Srinivasulu RANGINENI, Ravichandran SRINIVASAN, Venkata Narasayya SALADI, Naveen RAGAM