Patents by Inventor Sundaraselvan ARIYAMUTHU

Sundaraselvan ARIYAMUTHU 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).

  • Processes for the preparation of sofosbuvir and intermediates thereof
    Patent number: 10676498
    Abstract: The present disclosure provides procedures and intermediates for the preparation of Sofosbuvir, comprising the step of reacting a compound of formula 2: wherein R1 and R2 can independently be hydrogen or halogen, provided that at least one of R1 and R2 is a halogen.
    Type: Grant
    Filed: June 2, 2016
    Date of Patent: June 9, 2020
    Assignee: Teva Pharmaceuticals International GmbH
    Inventors: Vinod Kumar Kansal, Dhirenkumar Natvarial Mistry, Srinivas Achanta, Sundaraselvan Ariyamuthu, Miteshgir Kanchangir Goswami, Venkata Subbarao Yazali
  • IMPROVED PROCESSES FOR THE PREPARATION OF SOFOSBUVIR AND INTERMEDIATES THEREOF
    Publication number: 20190218243
    Abstract: The present disclosure provides procedures and intermediates for the preparation of Sofosbuvir, comprising the step of reacting a compound of formula 2: wherein R1 and R2 can independently be hydrogen or halogen, provided that at least one of R1 and R2 is a halogen.
    Type: Application
    Filed: June 2, 2016
    Publication date: July 18, 2019
    Inventors: Vinod Kumar KANSAL, Dhirenkumar Natvarial MISTRY, Srinivas ACHANTA, Sundaraselvan ARIYAMUTHU, Miteshgir Kanchangir GOSWAMI, Venkata Subbarao YAZALI
  • NILOTINIB INTERMEDIATES AND PREPARATION THEREOF
    Publication number: 20100016590
    Abstract: Intermediates of Nilotinib were prepared, including, for example, 3-(trifluoromethyl-5-(4-methyl-1H-imidazole-1-yl)-benzeneamine; 3-(4-(pyridin-3-yl)pyrimidin-2-ylamino) -4-methylbenzoyl halogen dihydrochloride; and N-(3-Bromo-5-trifluoromethylphenyl)-4-methyl-3-[[4-(3-pyridinyl)-2-pyrimidinyl]amino]benzamide. Nilotinib.3HCl and its crystalline forms are also described.
    Type: Application
    Filed: July 17, 2009
    Publication date: January 21, 2010
    Applicant: TEVA PHARMACEUTICAL INDUSTRIES LTD.
    Inventors: Yanling WANG, Jie LI, Vinod Kumar KANSAL, Jirang ZHU, Revital LIFSHITZ-LIRON, Dhirenkumar N. MISTRY, Sanjay L. VASOYA, Sundaraselvan ARIYAMUTHU, Gideon PILARSKI, Xungui HE