Patents by Inventor Sunanda Dastidar

Sunanda Dastidar 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: 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
  • Publication number: 20070259874
    Abstract: The present invention relates to isoxazoline derivatives and their analogues, which can be used as phosphodiesterase (PDE) type IV selective inhibitors. 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, especially in humans. Processes for the preparation of disclosed compounds, pharmaceutical compositions containing the disclosed compounds, and their use as PDE type IV selective inhibitors, are provided.
    Type: Application
    Filed: November 26, 2004
    Publication date: November 8, 2007
    Inventors: Venkata Palle, Sarala Balachandran, Nidhi Gupta, Gagan Kukreja, Manoj Khera, Lalit Baregama, Raghuramaiah Mandadapu, Abhijit Ray, Sunanda Dastidar
  • Publication number: 20070066837
    Abstract: This invention relates to podophyllotoxin derivatives, more particularly to 4?-amino and 4?-amido derivatives of podophyllotoxin and 4?-O-demethylepipodophyllotoxin, which are useful for the treatment of tumors. Processes for the preparation of the compounds disclosed herein, pharmaceutical compositions containing these compounds, and methods for treating tumors are provided. The invention further relates to stereoselective compounds of podophyllotoxin and 4?-O-demethylepipodophyllotoxin derivatives.
    Type: Application
    Filed: February 13, 2004
    Publication date: March 22, 2007
    Inventors: Ahmed Kamal, Mohammed Arifuddin, Banala Kumar, Sunanda Dastidar
  • Publication number: 20060004005
    Abstract: The present invention relates to triazine derivatives as cell adhesion inhibitors. The compounds of this invention can be useful inter alia, for inhibition and prevention of cell adhesion and cell adhesion-mediated pathologies, including inflammatory and autoimmune diseases such as bronchial asthma, rheumatoid arthritis, type I diabetes, multiple sclerosis, allograft rejection, psoriasis. The compounds can be used to formulate pharmacological compositions, and the methods of treating bronchial asthma, rheumatoid arthritis, multiple sclerosis, type I diabetes, psoriasis, allograft rejection, and other inflammatory and/or autoimmune disorders, using the compounds are also provided herein.
    Type: Application
    Filed: September 24, 2004
    Publication date: January 5, 2006
    Inventors: Viswajanani Sattigeri, Mohammad Salman, Ramamurthi Narayanan, Subhendu Seth, Simi Sarin, Abhijit Ray, Sunanda Dastidar
  • Publication number: 20050075383
    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: August 30, 2004
    Publication date: April 7, 2005
    Inventors: Venkata Palle, Sarala Balachandran, Mohammad Salman, Gagan Kukreja, Nidhi Gupta, Abhijit Ray, Sunanda Dastidar