Patents by Inventor Sandeep Sonawane

Sandeep Sonawane 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).

  • Process for the preparation of enantiomerically pure amines
    Patent number: 8809589
    Abstract: The present invention relates to an improved process for the preparation of (R)-1-aminoindan (2), rasagiline (1) and pharmaceutically acceptable salts of rasagiline.
    Type: Grant
    Filed: July 18, 2013
    Date of Patent: August 19, 2014
    Assignee: Generics [UK] Limited
    Inventors: Vinayak Govind Gore, Bindu Manojkumar, Sandeep Sonawane, Dattatrey Kokane, Sinderpal Tank
  • Process for the introduction of hydroxyethoxy side chain in bosentan
    Patent number: 8664390
    Abstract: The present invention relates to an improved process for the preparation of bosentan. In particular it relates to a process for preparing bosentan substantially free from the dimer impurity of formula (II) and the 6-hydroxy impurity of formula (III). The invention also relates to a pharmaceutical composition comprising bosentan and its use in the treatment of endothelin-receptor mediated disorders.
    Type: Grant
    Filed: June 27, 2008
    Date of Patent: March 4, 2014
    Assignee: Generics (UK) Limited
    Inventors: Abhay Gaitonde, Bindu Manojkumar, Sandeep Sonawane, Dattatrey Kokane, Sandeep Mekde, Dattatraya Shinde, Prakash Bansode
  • PROCESS FOR THE PREPARATION OF ENANTIOMERICALLY PURE AMINES
    Publication number: 20130303741
    Abstract: The present invention relates to an improved process for the preparation of (R)-1-aminoindan (2), rasagiline (1) and pharmaceutically acceptable salts of rasagiline.
    Type: Application
    Filed: July 18, 2013
    Publication date: November 14, 2013
    Inventors: Vinayak Govind GORE, Bindu MANOJKUMAR, Sandeep SONAWANE, Dattatrey KOKANE, Sinderpal TANK
  • Process for the preparation of enantiomerically pure amines
    Patent number: 8569545
    Abstract: The present invention relates to an improved process for the preparation of (R)-1-aminoindan (2), rasagiline (1) and pharmaceutically acceptable salts of rasagiline.
    Type: Grant
    Filed: June 2, 2009
    Date of Patent: October 29, 2013
    Assignee: Generics (UK) Limited
    Inventors: Vinayak Gore, Bindu Manojkumar, Sandeep Sonawane, Dattatrey Kokane, Sinerpal Tank
  • POLYMORPHIC FORM OF RASAGILINE MESYLATE
    Publication number: 20110263719
    Abstract: The present invention relates to a novel crystalline form of rasagiline mesylate and a pure form of rasagiline mesylate and processes for their preparation. Further, the invention relates to pharmaceutical compositions comprising said forms and use of said compositions in the treatment of patients suffering from Parkinson's Disease, dementia, Alzheimer's Disease, depression, hyperactive syndrome, stroke, brain ischemia, neurotrauma, schizophrenia and multiple sclerosis.
    Type: Application
    Filed: July 29, 2009
    Publication date: October 27, 2011
    Inventors: Vinayak Gore, Bindu Manojkumar, Sandeep Sonawane, Dattatrey Kokane, Sinderpal Tank
  • PROCESS FOR THE PREPARATION OF ENANTIOMERICALLY PURE AMINES
    Publication number: 20110251288
    Abstract: The present invention relates to an improved process for the preparation of (R)-1-aminoindan (2), rasagiline (1) and pharmaceutically acceptable salts of rasagiline.
    Type: Application
    Filed: June 2, 2009
    Publication date: October 13, 2011
    Applicant: Albany Gate
    Inventors: Vinayak Gore, Bindu Manojkumar, Sandeep Sonawane, Dattatrey Kokane, Sinerpal Tank
  • PROCESS FOR THE PREPARATION OF AMINES
    Publication number: 20110184071
    Abstract: The present invention relates to an improved process for the preparation of rasagiline (1) and its pharmaceutically acceptable salts. In particular it relates to a process for preparing rasagiline (1) and its salts substantially free from impurities.
    Type: Application
    Filed: June 2, 2009
    Publication date: July 28, 2011
    Inventors: Vinayak Gore, Bindu Manojkumar, Sandeep Sonawane, Dattatrey Kokane, Sinderpal Tank
  • PROCESS FOR THE INTRODUCTION OF HYDROXYETHOXY SIDE CHAIN IN BOSENTAN
    Publication number: 20100249162
    Abstract: The present invention relates to an improved process for the preparation of bosentan. In particular it relates to a process for preparing bosentan substantially free from the dimer impurity of formula (II) and the 6-hydroxy impurity of formula (III). The invention also relates to a pharmaceutical composition comprising bosentan and its use in the treatment of endothelin-receptor mediated disorders.
    Type: Application
    Filed: June 27, 2008
    Publication date: September 30, 2010
    Inventors: Abhay Gaitonde, Bindu Manojkumar, Sandeep Sonawane, Dattatrey Kokane, Sandeep Mekde, Dattatraya Shinde, Prakash Bansode
  • SYNTHESIS OF TEGASEROD OR A SALT THEREOF
    Publication number: 20090306170
    Abstract: The present invention relates to a novel process for the synthesis of 1-((5-methoxy-1H-indol-3-yl)methyleneamino)-3-pentyl-guanidine, commonly known as tegaserod, which is used as a gastroprokinetic, and salts thereof. The present invention also relates to tegaserod and salts thereof having an HPLC purity of about 95% or more. The present invention further relates to pharmaceutical compositions comprising tegaserod or a salt thereof, second medical uses of tegaserod or a salt thereof, and methods of treating or preventing irritable bowel syndrome using tegaserod or a salt thereof.
    Type: Application
    Filed: November 9, 2007
    Publication date: December 10, 2009
    Applicant: GENERICS UK LIMITED
    Inventors: Abhay Gaitonde, Bindu Mnaojkumar, Sandeep Sonawane