Patents by Inventor Gonzalo M. Cabrera

Gonzalo M. Cabrera 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).

  • Method of lyophilization of mammalian sperm cells
    Patent number: 5849473
    Abstract: A method is provided for the lyophilization of mammalian sperm cells which can be stored and reconstituted to provide morphologically intact cells. The method is advantageous in that the sperm cells may be stored at ambient temperatures for extended periods of time and recovered morphologically intact with DNA-containing heads and intact flagella. The lyophilization medium comprises a carbohydrate and a polymer selected from PVP, HES, dextran and poloxamers or mixtures thereof.
    Type: Grant
    Filed: February 15, 1991
    Date of Patent: December 15, 1998
    Assignee: COBE Laboratories, Inc.
    Inventors: Gonzalo M. Cabrera, Raymond P. Goodrich, Jr.