Patents by Inventor Vijaypal Reddy Kanumathi Reddy

Vijaypal Reddy Kanumathi 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).

  • Preparation of rivastigmine and its salts
    Patent number: 8013181
    Abstract: There are provided processes for making rivastigmine. In one embodiment, the process includes reacting S-(?)-[1-(3-hydroxyphenyl)ethyl]dimethylamine with N-ethyl-N-methyl carbamoyl chloride in the presence of an organic base to obtain a free base of rivastigmine.
    Type: Grant
    Filed: April 10, 2008
    Date of Patent: September 6, 2011
    Assignees: Dr. Reddy's Laboratories Limited, Dr. Reddy's Laboratories, Inc.
    Inventors: Venkata Naga Brahmeswara Rao Mandava, Venkata Reddy Vajrala, Ganesh Varanasi, Vijay Kumar Adla, Mukund Reddy Jambula, Vijaypal Reddy Kanumathi Reddy
  • PREPARATION OF RIVASTIGMINE AND ITS SALTS
    Publication number: 20080255383
    Abstract: There are provided processes for making rivastigmine. In one embodiment, the process includes reacting S-(?)-[1-(3-hydroxyphenyl)ethyl]dimethylamine with N-ethyl-N-methyl carbamoyl chloride in the presence of an organic base to obtain a free base of rivastigmine.
    Type: Application
    Filed: April 10, 2008
    Publication date: October 16, 2008
    Inventors: Venkata Naga Brahmeswara Rao Mandava, Venkata Reddy Vajrala, Ganesh Varanasi, Vijay Kumar Adla, Mukund Reddy Jambula, Vijaypal Reddy Kanumathi Reddy