Patents by Inventor Sridhar Chaganti

Sridhar Chaganti 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).

  • SUBSTANTIALLY PURE VENETOCLAX AND AMORPHOUS VENETOCLAX IN A FREE DRUG PARTICULAT E FORM
    Publication number: 20220251080
    Abstract: The present invention provides substantially pure venetoclax, process for the preparation of substantially pure venetoclax and pharmaceutical formulation of substantially pure venetoclax. In another aspect present invention provides amorphous venetoclax in a free drug particulate form, process for the preparation of amorphous venetoclax in a free drug particulate form and pharmaceutical formulation of amorphous venetoclax in a free drug particulate form.
    Type: Application
    Filed: June 26, 2020
    Publication date: August 11, 2022
    Inventors: Sekhar MUNASWAMY NARIYAM, Veera Babu KAGITA, Sridhar VASAM, Siva Reddy MAKIREDDY, Sridhar CHAGANTI, Shiva Prasad KOYYADI, Pradeep Kumar TYAGI, Rajeev Rehani BUDHDEV
  • PROCESS FOR PREPARATION OF APREMILAST AND ITS INTERMEDIATES
    Publication number: 20180334429
    Abstract: Present application relates to the process for the preparation of 1-(3-Ethoxy-4-methoxy-phenyl)-2-methanesulf-onyl-ethylamine of the formula (II), its resolution and its use in preparation of Apremilast of formula (I), process for the preparation of crystalline form B of apremilast, process for preparation of amorphous form of apremilast and the crystalline form of (S)-1-(3-Eth-oxy-4-methoxy-phenyl)-2-methanesulfonyl-ethylamine of the formula (Va).
    Type: Application
    Filed: June 8, 2016
    Publication date: November 22, 2018
    Inventors: Sree Naga Venkata Lakshmi Vara Prasad VAKAMUDI, Syam Kumar Unniaran KUNHIMON, Soma Rani SARKAR, Babu IRENI, Amarnath Reddy LEKKALA, Gangadhara Chary RAPAKA, Srinivasa Rao MADARAPU, Ramesh Kumar NADGOUD, Sridhar CHAGANTI, Venkateswarlu MUVVA, Anna FRYSZKOWSKA, Martin FOX, Tamara Fanjul SOLARES, Vijay Kumar SHANGAPU, Nilesh HASTAK, Sunitha VYALA, Srininvasulu RANGINENI
  • ROSUVASTATIN DEHYDROABIETYLAMINE SALT
    Publication number: 20100069635
    Abstract: There is provided a compound, which is dehydroabietylamine salt of rosuvastatin. Also provided are processes for making rosuvastatin calcium that include formation of dehydroabietylamine salt of rosuvastatin.
    Type: Application
    Filed: November 29, 2007
    Publication date: March 18, 2010
    Applicants: DR. REDDY'S LABORATORIES LTD., DR. REDDY'S LABORATORIES, INC.
    Inventors: Satyanarayana Bollikonda, Sridhar Chaganti, Ranga Reddy Tamma, Loka Maheshwari Pochaiah h Dommati
  • PROCESS FOR PREPARING RILUZOLE
    Publication number: 20080108827
    Abstract: The present application provides a process for the preparation of riluzole, which process includes reacting 4-trifluoromethoxyaniline of Formula II with ammonium thiocyanate of Formula III.
    Type: Application
    Filed: October 25, 2007
    Publication date: May 8, 2008
    Inventors: Pratap Padi, Madhusudhan Ganta, Satyanarayana Bollikonda, Sridhar Chaganti, Ramulu Akula, Loka Maheshwari Dommati