Patents by Inventor H. Douglas McKinnon

H. Douglas McKinnon 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).

  • KEY HEAD COVER
    Publication number: 20080047311
    Abstract: A key head cover includes a body adapted to cover an upper portion of a key. The body has a first face, a second face, and an inner cavity for retaining the upper portion of the key. A recess is provided in at least one of the first face or the second face for receiving an insert. The recess has a peripheral edge. The recess is adapted to receive an insert having a peripheral edge, such that the peripheral edge of the insert is immediately adjacent to the peripheral edge of the recess.
    Type: Application
    Filed: September 10, 2007
    Publication date: February 28, 2008
    Applicant: The ID Key Company Inc.
    Inventors: H. Douglas McKinnon, Edward C. Henshall, Gordon G. McKinnon
  • Key
    Patent number: D570196
    Type: Grant
    Filed: July 30, 2007
    Date of Patent: June 3, 2008
    Assignee: The ID Key Company Inc.
    Inventors: H. Douglas McKinnon, Edward C. Henshall, Gordon G. McKinnon