Patents by Inventor Mandadapu Raghuramaiah

Mandadapu Raghuramaiah 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).

  • PYRAZOLO [3, 4-B] PYRIDINE DERIVATIVES AS PHOSPHODIESTERASE INHIBITORS
    Publication number: 20110130403
    Abstract: The present invention relates to phosphodiesterase (PDE) type 4, phosphodiesterase (PDE) type 7 and dual PDE type 4/PDE type 7 inhibitors.
    Type: Application
    Filed: March 13, 2008
    Publication date: June 2, 2011
    Applicant: RANBAXY LABORATORIES LIMITED
    Inventors: Sonali Rudra, Nidhi Gupta, Lalit Kumar Baregama, Ritu Agarwal, Mandadapu Raghuramaiah, Vinayak Vasantrao Khairnar, Venkata P. Palle, Sarala Balachandran, Abhijit Ray, Sunada G. Dastidar, Lalitha Vijaykrishnan
  • Substituted pyrazolo [3,4-b] pyridines as phosphodiesterase inhibitors
    Patent number: 7915286
    Abstract: The present invention relates to phosphodiesterase (PDE) type IV selective inhibitors. Processes for the preparation of disclosed compounds, pharmaceutical compositions containing the disclosed compounds and their use as PDE type IV selective inhibitors are provided. Prepared compounds correspond to structure XIV Formula (XIV).
    Type: Grant
    Filed: September 11, 2006
    Date of Patent: March 29, 2011
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Venkata P. Palle, Sarala Balachandran, Nidhi Gupta, Vinayak Vasantrao Khairnar, Mandadapu Raghuramaiah, Abhijit Ray, Sunanda Ghose Dastidar
  • SUBSTITUTED PYRAZOLO [3,4-B]PYRIDINES AS PHOSPHODIESTERASE INHIBITORS
    Publication number: 20100022571
    Abstract: The present invention relates to phosphodiesterase (PDE) type IV selective inhibitors. Processes for the preparation of disclosed compounds, pharmaceutical compositions containing the disclosed compounds and their use as PDE type IV selective inhibitors are provided. Prepared compounds correspond to structure XIV.
    Type: Application
    Filed: September 18, 2006
    Publication date: January 28, 2010
    Inventors: Venkata P. Palle, Sarala Balachandran, Nidhi Gupta, Vinayak Vasantrao Khairnar, Mandadapu Raghuramaiah, Abhijit Ray, Sunanda Ghose Dastidar
  • SUBSTITUTED PYRAZOLO [3,4-B] PYRIDINES AS PHOSPHODIESTERASE INHIBITORS
    Publication number: 20090306129
    Abstract: The present invention relates to phosphodiesterase (PDE) type IV selective inhibitors. Processes for the preparation of disclosed compounds, pharmaceutical compositions containing the disclosed compounds and their use as PDE type IV selective inhibitors are provided. Prepared compounds correspond to structure XIV Formula (XIV).
    Type: Application
    Filed: September 11, 2006
    Publication date: December 10, 2009
    Inventors: Venkata P. Palle, Sarala Balachandran, Nidhi Gupta, Vinayak Vasantrao Khairnar, Mandadapu Raghuramaiah, Abhijit Ray, Sunanda Ghose Dastidar