Patents by Inventor Mark D. Rexroat

Mark D. Rexroat 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).

  • Portfolio
    Patent number: D302698
    Type: Grant
    Filed: April 21, 1986
    Date of Patent: August 8, 1989
    Assignee: The Mead Corporation
    Inventors: Mark D. Rexroat, Meredith Spence, Jr.
  • Ring binder
    Patent number: D303548
    Type: Grant
    Filed: April 21, 1986
    Date of Patent: September 19, 1989
    Assignee: The Mead Corporation
    Inventors: Mark D. Rexroat, Meredith Spence, Jr., John J. Nerlinger