Patents by Inventor Bhagat Raj Pipal

Bhagat Raj Pipal 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 crystalline pemetrexed dipotassium salt
    Patent number: 10072012
    Abstract: The present invention provides process for preparing crystalline Pemetrexed dipotassium (I) Form-SP9 characterized by X-ray powder diffraction pattern comprising at least 5 characteristic 2?° peaks selected from the XRPD peak set of 5.0, 12.5, 17.2, 20.8, 22.4, 25.7, 26.9 and 27.9±0.2 2?°. The invention also provides process for preparing its pharmaceutical composition thereof, which may be useful for anti-cancer treatment.
    Type: Grant
    Filed: November 11, 2014
    Date of Patent: September 11, 2018
    Assignee: Shilpa Mecicare Limited
    Inventors: Bhagat Raj Pipal, Venkata Reddy Gayam, Akshay Kant Chaturvedi
  • PROCESS FOR PREPARATION OF DIMETHYL-(E)-BUTENEDIOATE
    Publication number: 20160326087
    Abstract: The present invention relates to a process for preparation of dimethyl-(E)-butenedioate(I). The process for preparation of dimethyl-(E)-butenedioate (I), comprises reaction of Fumaric acid with methanol in the presence of C2-C4alkanoyl halideas coupling catalyst.
    Type: Application
    Filed: October 18, 2014
    Publication date: November 10, 2016
    Applicant: SHILPA MEDICARE LIMITED
    Inventors: RAFIUDDIN DR, BHAGAT RAJ PIPAL, RAVINDRA REDDY UMMADI, AKSHAY KANT CHATURVEDI
  • PROCESS FOR CRYSTALLINE PEMETREXED DIPOTASSIUM SALT
    Publication number: 20160280710
    Abstract: The present invention provides process for preparing crystalline Pemetrexed dipotassium (I) Form-SP9 characterized by X-ray powder diffraction pattern comprising at least 5 characteristic 2?° peaks selected from the XRPD peak set of 5.0, 12.5, 17.2, 20.8, 22.4, 25.7, 26.9 and 27.9±0.2 2?°. The invention also provides process for preparing its pharmaceutical composition thereof, which may be useful for anti-cancer treatment.
    Type: Application
    Filed: November 11, 2014
    Publication date: September 29, 2016
    Applicant: SHILPA MEDICARE LIMITED
    Inventors: BHAGAT RAJ PIPAL, VENKATA REDDY GAYAM, AKSHAY KANT CHATURVEDI
  • CRYSTALLINE IMATINIB MESYLATE PROCESS
    Publication number: 20160122315
    Abstract: The present invention relates to a process for preparation of crystalline non-needle shaped Form-SA of Imatinib mesylate (I). The invention also relates to crystalline Form-SA obtained by the process of the present invention, the said Form-SA being substantially pure, stable, non-needle shaped and characterized by X-ray powder diffraction pattern comprising of at least five 2?° peaks selected from 10.67, 12.90, 15.34, 19.49, 19.80, 26.06, 26.32 and 28.89±0.05 2?°. The invention further relates to pharmaceutical compositions comprising non-needle shaped crystalline Form-SA of Imatinib mesylate, useful for the treatment of cancer.
    Type: Application
    Filed: April 4, 2014
    Publication date: May 5, 2016
    Applicant: SHILPA MEDICARE LIMITED
    Inventors: BHAGAT RAJ PIPAL, VEERESH APPA, MANISH SHARMA, AKSHAY KANT CHATURVEDI
  • PROCESS FOR PREPARING PEMETREXED DI POTASSIUM AND ITS HYDRATES
    Publication number: 20150259348
    Abstract: The present invention provides Di potassium (S)-2-(4-(2-(2-amino-4-oxo-4,7-dihydro-3H-pyrrolo[2,3-d]pyrimidin-5-yl)ethyl)benzamido)pentanedioate (I) and its hydrates useful as active pharmaceutical ingredient in pharmaceutical compositions for the treatment of cancer. The present invention also provides process for preparation thereof.
    Type: Application
    Filed: October 16, 2013
    Publication date: September 17, 2015
    Applicant: SHILPA MEDICARE LIMITED
    Inventors: Vimal Kumar Sharawat, Dr. Rafiuddin, Vinod Kumar Singh, Bhagat Raj Pipal, Akshay Kant Chaturvedi