Patents by Inventor Melville J. McLean

Melville J. McLean 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).

  • Security lock and deadbolt locator
    Patent number: 5672034
    Abstract: A carpenter's locator for use with a door boring jig, each of which have a straight side that can fit together, the locator thereby locating the boring jig the proper distance from the doorknob hole for boring a security lock or deadbolt lock hole is disclosed.
    Type: Grant
    Filed: June 22, 1995
    Date of Patent: September 30, 1997
    Inventor: Melville J. McLean