Patents by Inventor Suhas Ganpat Tambe

Suhas Ganpat Tambe 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).

  • A PRECIPITATION PROCESS FOR AMORPHOUS LETERMOVIR
    Publication number: 20230312485
    Abstract: A precipitation process for amorphous Letermovir, contains residual solvents in accordance with ICH guidelines and is suitable for the preparation of orally administered pharmaceutical formulations. The formulations of the amorphous Letermovir are intended for use in methods of prophylaxis or methods of treatment of viral diseases, in particular human cytomegalovirus (HCMV) infections.
    Type: Application
    Filed: August 7, 2021
    Publication date: October 5, 2023
    Inventors: Girij Pal Singh, Radhakrishna Bhikaji Shivdavkar, Govind Dnyanoba Ausekar, Mithun Dasharath Surwase, Rajendra Somnath Mhaske, Suhas Ganpat Tambe
  • Process for the preparation of optically pure or optically enriched enantiomers of sulphoxide compounds
    Patent number: 8404853
    Abstract: A process for preparation of optically pure or optically enriched enantiomers of sulphoxide compounds of formula (I), such as omeprazole and structurally related compounds, as well as their salts and hydrates.
    Type: Grant
    Filed: October 5, 2006
    Date of Patent: March 26, 2013
    Assignee: Lupin Limited
    Inventors: Girij Pal Singh, Himanshu Madhav Godbole, Narotham Maddireddy, Suhas Ganpat Tambe, Sagar Purushottam Nehate, Harischandra Sambhaji Jadhav
  • PROCESS FOR THE PREPARATION OF DIENOGEST SUBSTANTIALLY FREE OF IMPURITIES
    Publication number: 20130041166
    Abstract: The present invention provides novel process for preparation and purification of dienogest (I). The present invention provides dienogest (I) substantially free of impurities.
    Type: Application
    Filed: April 13, 2011
    Publication date: February 14, 2013
    Applicant: LUPIN LIMITED
    Inventors: Suhas Ganpat Tambe, Bhushan Bhanudas Kirange, Gurvinder Pal Singh, Purna Chandra Ray
  • PROCESS FOR THE PREPARATION OF OPTICALLY PURE OR OPTICALLY ENRICHED ENANTIOMERS OF SULPHOXIDE COMPOUNDS
    Publication number: 20100160639
    Abstract: A process for preparation of optically pure or optically enriched enantiomers of sulphoxide compounds of formula (I), such as omeprazole and structurally related compounds, as well as their salts and hydrates.
    Type: Application
    Filed: October 5, 2006
    Publication date: June 24, 2010
    Applicant: Lupin Limited
    Inventors: Girij Pal Singh, Himanshu Madhav Godbole, Narotham Maddireddy, Suhas Ganpat Tambe, Sagar Purushottam Nehate, Harischandra Sambhaji Jadhav
  • Process for the purification of perindopril
    Patent number: 7728151
    Abstract: A dicyclohexyamine salt of compound of formula I, namely perindopril, having an X-ray powder diffraction pattern with characteristic peaks (2?): 8.462, 10.624, 18.693, 9.424, 17.272, 14.177, 19.499, 20.765, 21.409, and 14.540. A process for preparation of the said salt of perindopril and its use in the purification of an impure perindopril and a process for purification of perindropril comprising formation of its salt with dicyclohexylamine. The present invention also relates to preparation of Perindopril tert-butyl amine salt directly from Perindopril dicyclohexylamine salt without isolating the free base.
    Type: Grant
    Filed: June 9, 2005
    Date of Patent: June 1, 2010
    Assignee: Lupin Limited
    Inventors: Girij Pal Singh, Himanshu Madhav Godbole, Umesh Babanrao Rananaware, Vilas Nathu Dhake, Suhas Ganpat Tambe, Sagar Purushottam Nehate
  • Process for the Purification of Perindopril
    Publication number: 20080139823
    Abstract: A dicyclohexyamine salt of compound of formula I, namely perindopril, having an X-ray powder diffraction pattern with characteristic peaks (2?): 8.462, 10.624, 18.693, 9.424, 17.272, 14.177, 19.499, 20.765, 21.409, and 14.540. A process for preparation of the said salt of perindopril and its use in the purification of an impure perindopril and a process for purification of perindropril comprising formation of its salt with dicyclohexylamine. The present invention also relates to preparation of Perindopril tert-butyl amine salt directly from Perindopril dicyclohexylamine salt without isolating the free base.
    Type: Application
    Filed: June 9, 2005
    Publication date: June 12, 2008
    Applicant: Lupin Limited
    Inventors: Girij Pal Singh, Himanshu Madhav Godbole, Umesh Babanrao Rananaware, Vilas Nathu Dhake, Suhas Ganpat Tambe, Sagar Purushottam Nehate