Patents by Inventor P. Seetharamulu

P. Seetharamulu 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).

  • Highly lipophilic camptothecin derivatives
    Patent number: 6169080
    Abstract: This invention relates to novel derivatives of camptothecin, and will, particularly to derivatives having a substitution at the C-7 position, or at one of the C-9, C-10, C-11 or C-12 positions, or to disubstituted derivatives having a first substitution at C-7 and a second at one of C-9, C-10, C-11 or C-12. The invention also includes methods of using the compounds as Topoisomerase I inhibitors to treat patients with cancer. The invention also includes pharmaceutical formulations which consist of the novel compounds in solution or suspension with one or more pharmaceutical excipients or dilutes.
    Type: Grant
    Filed: February 11, 1998
    Date of Patent: January 2, 2001
    Assignee: BioNumerik Pharmaceuticals, Inc.
    Inventors: Frederick H. Hausheer, Kochat Haridas, P. Seetharamulu, Dasharatha G. Reddy, Shijie Yao, Pavankumar N.V. Petluru, Dhanabalan Murali