Patents by Inventor Steven D. Chappell

Steven D. Chappell 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).

  • Patent number: D819383
    Type: Grant
    Filed: July 7, 2016
    Date of Patent: June 5, 2018
    Assignee: Automatic Bar Controls, Inc.
    Inventors: Thomas R. Hecht, Bret D. Baker, Steven D. Chappell
  • Patent number: D874203
    Type: Grant
    Filed: May 2, 2018
    Date of Patent: February 4, 2020
    Assignee: Automatic Bar Controls, Inc.
    Inventors: Thomas R. Hecht, Bret D. Baker, Steven D. Chappell