Patents by Inventor Evan B. Hull

Evan B. Hull 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).

  • Belt buckle
    Patent number: 4437598
    Abstract: A functioning belt buckle with a hidden compartment for money and valuable papers, wherein the belt acts as a closure for the compartment.
    Type: Grant
    Filed: April 2, 1982
    Date of Patent: March 20, 1984
    Inventor: Evan B. Hull
  • Life ring
    Patent number: 4059859
    Abstract: Life ring having apertured main body of foamed plastic with a secondary ring rigidly attached to it by connecting members.
    Type: Grant
    Filed: May 21, 1976
    Date of Patent: November 29, 1977
    Inventor: Evan B. Hull
  • Life ring
    Patent number: D246542
    Type: Grant
    Filed: May 21, 1976
    Date of Patent: November 29, 1977
    Inventor: Evan B. Hull