Patents by Inventor Carl O. Gray, Jr.

Carl O. Gray, Jr. 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 preserving spermatozoa
    Patent number: 5495719
    Abstract: Applicant has found that by freezing spermatozoa, especially stallion spermatozoa, in an extender in a flat container having a thickness so that the frozen product does not exceed 4 mm thickness results in a significant increase in the number of spermatozoa surviving upon thawing.
    Type: Grant
    Filed: November 14, 1994
    Date of Patent: March 5, 1996
    Inventor: Carl O. Gray, Jr.