Patents by Inventor Ankama Nayudu Annadasu

Ankama Nayudu Annadasu 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 CANAGLIFLOZIN
    Publication number: 20170247359
    Abstract: A process for the preparation of canagliflozin. The process may be effectively implemented on an industrial scale. Several compounds useful as intermediates for the synthesis of canagliflozin (Formula 4, Formula 4a, Formula 4b and Formula 5) are also disclosed. The process involves the reduction of the compound of formula 3 in the presence of a metal hydride and an organic solvent to obtain the compound of formula 4, converting this into a compound of formula 5 which in turn is converted into canagliflozin.
    Type: Application
    Filed: September 4, 2015
    Publication date: August 31, 2017
    Inventors: Siva Ram Prasad Vellanki, Raja Babu Balusu, Ramakrishna Pilli, Rajeswara Roa Jawaji, Ankama Nayudu Annadasu