Patents by Inventor Jack S. Joyner

Jack S. Joyner 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).

  • Nursing bottle with microporous membrane
    Patent number: 4865207
    Abstract: An improved nursing bottle for infants. The nursing bottle has a microporous membrane portion which allows air to enter the nursing bottle thereby preventing a partial vacuum within the bottle.
    Type: Grant
    Filed: June 9, 1988
    Date of Patent: September 12, 1989
    Inventors: Jack S. Joyner, Ernie Maushund