Patents by Inventor Saswati Chakladar

Saswati Chakladar 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).

  • Publication number: 20110021473
    Abstract: The present invention relates to catechol derivatives of formula (I), which can be used as inhibitors of phosphodiesterase (PDPI) type 4 or type 7, Compounds disclosed herein can be useful in the treatment of CNS disorders, inflammatory diseases such as, AIDS, asthma, arthritis, bronchitis, chronic obstructive pulmonary disease (COPD), psoriasis, allergic rhinitis, shock, atopic dermatitis, Crohn's disease, adult respiratory distress syndrome (ARDS), eosinophilic granuloma, allergic conjunctivitis, osteoarthritis, ulcerative colitis and other inflammatory diseases especially in humans. Processes for the preparation of disclosed compounds are provided, as well as pharmaceutical compositions containing the disclosed compounds, and their use as phosphodiesterase (PDE) type 4 or type 7 inhibitors.
    Type: Application
    Filed: September 22, 2007
    Publication date: January 27, 2011
    Inventors: Sonali Rudra, Nidhi Gupta, Lalit Kumar Baregama, Ritu Agarwal, Vinayak Vasantrao Khairnar, Saswati Chakladar, Mandadapu Raghu Ramaiah, Nagarajan Muthukamal, Sarala Balachandran, Sarika Ramnani, Venkata P. Palle, Sunanda G. Dastidar, Abhijit Ray, Lalitha Vijaykrishan, Jitendra Sattigeri
  • Patent number: 7781460
    Abstract: The present invention relates to isoxazoline derivatives of structure Ia, which can be used as selective inhibitors of phosphodiesterase (PDE) type IV. Compounds disclosed herein can be useful in the treatment of CNS disorders, AIDS, asthma, arthritis, bronchitis, chronic obstructive pulmonary disease (COPD), psoriasis, allergic rhinitis, shock, atopic dermatitis, Crohn's disease, adult respiratory distress syndrome (ARDS), eosinophilic granuloma, allergic conjunctivitis, osteoarthritis, ulcerative colitis and other inflammatory diseases especially in humans. Processes for the preparation of disclosed compounds are provided, as well as pharmaceutical compositions containing the disclosed compounds, and their use as phosphodiesterase (PDE) type IV inhibitors.
    Type: Grant
    Filed: August 30, 2006
    Date of Patent: August 24, 2010
    Assignee: Ranbaxy Laboratories Limited
    Inventors: Venkata Palle, Sarala Balachandran, Lalit Kumar Baregama, Saswati Chakladar, Sarika Ramnani, Nagarajan Muthukamal, Abhijit Ray, Sunanda G. Dastidar
  • Publication number: 20080312285
    Abstract: The present invention relates to isoxazoline derivatives of structure Ia, which can be used as selective inhibitors of phosphodiesterase (PDE) type IV. Compounds disclosed herein can be useful in the treatment of CNS disorders, AIDS, asthma, arthritis, bronchitis, chronic obstructive pulmonary disease (COPD), psoriasis, allergic rhinitis, shock, atopic dermatitis, Crohn's disease, adult respiratory distress syndrome (ARDS), eosinophilic granuloma, allergic conjunctivitis, osteoarthritis, ulcerative colitis and other inflammatory diseases especially in humans. Processes for the preparation of disclosed compounds are provided, as well as pharmaceutical compositions containing the disclosed compounds, and their use as phosphodiesterase (PDE) type IV inhibitors.
    Type: Application
    Filed: August 30, 2006
    Publication date: December 18, 2008
    Inventors: Venkata Palle, Sarala Balachandran, Lalit Kumar Baregama, Saswati Chakladar, Sarika Ramnani, Nagarajan Muthukamal, Abhijit Ray, Sunanda G. Dastidar
  • Publication number: 20080009535
    Abstract: The present invention relates to isoxazoline derivatives, which can be used as selective inhibitors of phosphodiesterase (PDE) type IV. In particular, compounds disclosed herein can be useful in the treatment of AIDS, asthma, arthritis, bronchitis, chronic obstructive pulmonary disease (COPD), psoriasis, allergic rhinitis, shock, atopic dermatitis, Crohn's disease, adult respiratory distress syndrome (ARDS), eosinophilic granuloma, allergic conjunctivitis, osteoarthritis, ulcerative colitis and other inflammatory diseases in a patient, particularly in humans. The present invention also relates to processes for the preparation of disclosed compounds, as well as pharmaceutical compositions thereof, and their use as phosphodiesterase (PDE) type IV inhibitors.
    Type: Application
    Filed: March 27, 2006
    Publication date: January 10, 2008
    Inventors: Sarala Balachandran, Nidhi Gupta, Nagarajan Muthukaman, Vinayak Khairnar, Sarika Ramnani, Lalit Baregama, Saswati Chakladar, Mandadapu Raghu Ramaiah, Ritu Agarwal, Sunanda Dastidar, Abhijit Ray