Patents by Inventor Gregorio V. Sanchez

Gregorio V. Sanchez 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).

  • Alpha-HYDROXY, alpha-SUBSTITUTED METHYLENEBISPHOSPHONATES AND PHOSPHONOACETATES
    Publication number: 20080200679
    Abstract: The present invention relates to a method for preparing ?-hydroxy, ?-substituted methylenebisphosphonates and phosphonoacetates via addition of Grignard or organoindium reagents to tetraalkyl carbonylbisphosphonates and trialkyl carbonylphosphonoacetates. Also disclosed are compounds so synthesized.
    Type: Application
    Filed: January 22, 2008
    Publication date: August 21, 2008
    Applicant: UNIVERSITY OF SOUTHERN CALIFORNIA
    Inventors: Charles E. McKenna, Boris A. Kashemirov, Gregorio V. Sanchez