Patents by Inventor Sreekanth Medikonduri

Sreekanth Medikonduri 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).

  • CONVERSION OF AROMATIC DIAZONIUM SALT TO ARYL HYDRAZINE
    Publication number: 20110313171
    Abstract: The present invention relates to the preparation of aryl hydrazines and their salts by treating aryl diazonium salts with triphenyl phosphine followed by hydrolysis of the resulting triphenyl-aryl hydrazyl phosphonium salt to get aryl hydrazine or its salt.
    Type: Application
    Filed: January 12, 2007
    Publication date: December 22, 2011
    Inventors: Chandra Purna Ray, Sreekanth Medikonduri, Gorantla Seeta Ramanjaneyulu
  • Novel Polymorphs of Darifenacin Free Base and its Hydrobromide Salt
    Publication number: 20100204296
    Abstract: The present invention provides a novel and stable amorphous form of darifenacin free base, process for preparation, pharmaceutical compositions, and method of treating thereof. The present invention further provides a novel and stable polymorphic form of darifenacin hydrobromide, process for preparation, pharmaceutical compositions, and method of treating thereof.
    Type: Application
    Filed: June 9, 2008
    Publication date: August 12, 2010
    Applicant: ACTAVIS GROUP PTC EHF
    Inventors: Eswara Rao Kodali, Sreekanth Medikonduri, Praveen Kumar Neela, Nitin Sharadchandra Pradhan, Jon Valgeirsson