Patents by Inventor Subba Reddy Peddireddy

Subba Reddy Peddireddy 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 ELAGOLIX SODIUM AND ITS POLYMORPH
    Publication number: 20190321363
    Abstract: The present invention provides a process for preparation of Elagolix and its intermediates, processes for preparation of amorphous Elagolix sodium and solid dispersion of Elagolix Sodium thereof.
    Type: Application
    Filed: June 20, 2017
    Publication date: October 24, 2019
    Inventors: Subba Reddy PEDDIREDDY, Sunil Kumar Allam, Mohan Kumar KOTTUR, Srinivas ORUGANTI, Bhaskar KANDAGATLA
  • Process for preparing (2R,3S/2S,3R)-2-(2,4-difluorophenyl)-3-(5-fluoropyrimidin-4-yl)-1-(1H-1,2,4-triazol-1-yl)butan-2-ol
    Patent number: 8039619
    Abstract: Voriconazole is prepared by a process comprising condensing 1-(2,4-difluorophenyl)-2-(1H-1,2,4-triazole-1-yl)ethanone with 4-chloro-6-ethyl-5-fluoropyrimidine, in a ketone, ether, aliphatic hydrocarbon, or aromatic hydrocarbon solvent, to give (2R,3S/2S,3R)-3-(4-chloro-5-fluoropyrimidin-6-yl)-2-(2,4-diflurophenyl)-1-(1H -1,2,4-triazole-1-yl)butan-2-ol.
    Type: Grant
    Filed: June 10, 2010
    Date of Patent: October 18, 2011
    Assignees: Dr. Reddy's Laboratories Limited, Dr. Reddy's Laboratories, Inc.
    Inventors: Venkataraman Sundaram, Venkata Bhaskara Rao Uppala, Surya Prabhakar Akundi, Venkateswarlu Muvva, Vijayawardhan Chitta, Alekhya Donthula, Manoj Ramesh Kharkar, Surya Narayana Devarakonda, Subba Reddy Peddireddy
  • PROCESS FOR PREPARING (2R,3S/2S,3R)-2-(2,4-DIFLUOROPHENYL)-3-(5-FLUOROPYRIMIDIN-4-YL)-1-(1H-1,2,4-TRIAZOL-1-YL)BUTAN-2-OL
    Publication number: 20100292473
    Abstract: Voriconazole is prepared by a process comprising condensing 1-(2,4-difluorophenyl)-2-(1H-1,2,4-triazole-1-yl)ethanone with 4-chloro-6-ethyl-5-fluoropyrimidine, in a ketone, ether, aliphatic hydrocarbon, or aromatic hydrocarbon solvent, to give (2R,3S/2S,3R)-3-(4-chloro-5-fluoropyrimidin-6-yl)-2-(2,4-diflurophenyl)-1-(1H-1,2,4-triazole-1-yl)butan-2-ol.
    Type: Application
    Filed: June 10, 2010
    Publication date: November 18, 2010
    Applicants: DR. REDDY'S LABORATORIES LIMITED, DR. REDDY'S LABORATORIES, INC.
    Inventors: Venkataraman Sundaram, Venkata Bhaskara Rao Uppala, Surya Prabhakar Akundi, Venkateswarlu Muvva, Vijayawardhan Chitta, Alekhya Donthula, Manoj Ramesh Kharkar, Surya Narayana Devarakonda, Subba Reddy Peddireddy
  • IMATINIB MESYLATE
    Publication number: 20100087444
    Abstract: There is provided a solid dispersion of imatinib mesylate that includes imatinib mesylate and a pharmaceutically acceptable carrier, wherein said carrier is a cellulose derivative. Also provided is a process for making a solid dispersion and a process for making imatinib.
    Type: Application
    Filed: March 12, 2008
    Publication date: April 8, 2010
    Applicants: DR. REDDY'S LABORATORIES LTD., DR. REDDY'S LABORATORIES, INC.
    Inventors: Surya Narayana Devarakonda, Minakshi Asnani, Munaswamy Sekhar Nariyam, Arjun Kumar Tummala, SR., Vamsi Krishna Mudapaka, Srinivas Benda, Subba Reddy Peddireddy, Balaji Raghupati, Raghavendracharyulu Venkata Palle, Subrahmanyam Raghupati Rama Vinjamuri, Vijay Bhailalbhai Patel
  • Process For Preparing Voriconazole
    Publication number: 20080194820
    Abstract: Voriconazole is prepared by a process comprising condensing 1-(2,4-difluorophenyl)-2-(1H-1,2,4-triazole-1-yl)ethanone with 4-chloro-6-ethyl-5-fluoropyrimidine, in a ketone, ether, aliphatic hydrocarbon, or aromatic hydrocarbon solvent, to give (2R, 3S/2S,3R)-3-(4-chloro-5-fluoropyrimidin-6-yl)-2-(2,4-diflurophenyl)-1-(1H-1,2,4-triazole-1-yl)butan-2-ol.
    Type: Application
    Filed: December 13, 2005
    Publication date: August 14, 2008
    Inventors: Venkataraman Sundaram, Venkata Bhaskara Rao Uppala, Surya Prabhakar Akundi, Venkateswarlu Muvva, Vijayawardhan Chitta, Alekhya Donthula, Manoj Ramesh Kharkar, Surya Narayana Devarakonda, Subba Reddy Peddireddy