Patents by Inventor Gerácimo E. Bracho

Gerácimo E. Bracho 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).

  • Composition and method for preparation, storage and activation of large populations of immotile sperm
    Patent number: 6309815
    Abstract: A method and composition for extending the viability of immotile sperm is disclosed. The method comprises the steps of (a) preparing an animal for semen collection; (b) collecting semen from the animal; (c) treating the collected semen with a storage buffer solution to substantially inhibit sperm motility; (d) storing the semen for a length of time and at a certain temperature; and (e) reactivating the sperm to normal motility by mixing the inhibited sperm with an activation buffer.
    Type: Grant
    Filed: August 6, 1999
    Date of Patent: October 30, 2001
    Assignee: University of Kansas Medical Center
    Inventors: Joseph S. Tash, Gerácimo E. Bracho