Patents by Inventor Basavapatna Kumar

Basavapatna Kumar 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 risperidone
    Publication number: 20070179163
    Abstract: A process is provided for the preparation of risperidone of Formula (1); which process comprises reacting, in a condensation reaction, 6-fluoro-3-(4-piperidinyl)-1,2-benzisoxazole monohydrochloride of Formula (2) with 3-(2-chloroethyl)-6,7,8,9-tetrahydro-2-methyl-4H-pyrido[1,2,a]pyrimidin-4-one monohydrochloride of Formula (3).
    Type: Application
    Filed: September 24, 2004
    Publication date: August 2, 2007
    Inventors: Guntu Rao, Basavapatna Kumar, Sulur Manjunatha