Patents by Inventor Maruthi Janaki Ram Reddy

Maruthi Janaki Ram Reddy 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 PREPARATION OF ((3R,11BR)-1,3,4,6,7,11B-HEXAHYDRO-9,10-DI(METHOXY-D3)-3-(2-METHYLPROPYL)-2H-BENZO[A]QUINOLIZIN-2-ONE
    Publication number: 20210230155
    Abstract: The present invention provides a process for preparation of deutetrabenazine using tetrabenazine as starting material.
    Type: Application
    Filed: April 25, 2019
    Publication date: July 29, 2021
    Inventors: Bandi PARTHASARADHI REDDY, Kura RATHNAKAR REDDY, Bandi VAMSI KRISHNA, Maruthi JANAKI RAM REDDY, Gutta MADHUSUDHAN
  • Single pot process for the preparation of diazonaphthoquinonesulfonyl ester
    Patent number: 7355021
    Abstract: The present invention provides a single pot process for the preparation of diazonaphthoquinonesulfonyl ester, a useful organic material for micro electronic and dye industry. This study pertains to the one pot preparation of diazonaphthoquinonesulfonyl esters using the corresponding diazonaphthoquinine sulfonic acid or its sodium salt, diphosgene or triphosgene, variety of hydroxy compounds and tertiary organic base in an organic solvent medium.
    Type: Grant
    Filed: March 20, 2006
    Date of Patent: April 8, 2008
    Assignee: Council of Scientific & Industrial Research
    Inventors: Vummadi Venkat Reddy, Boddu Ananda Rao, Maruthi Janaki Ram Reddy, Chiguru Srinivas, Chilukuri Ramesh, Vaidya Jayathirtha Rao
  • Process for the preparation of diazonaphthoquinonesulfonylchlorides using diphosgene and triphosgene
    Patent number: 6559291
    Abstract: The invention relates to a process for the preparation of diazonaphthoquinonesulfonylchlorides of the formula 1, 2 and 3 using diphosgene or triphosgene.
    Type: Grant
    Filed: March 25, 2002
    Date of Patent: May 6, 2003
    Assignee: Council of Scientific and Industrial Research
    Inventors: Vummadi Venkat Reddy, Maruthi Janaki Ram Reddy, Vaidya Jayathirtha Rao