Patents by Inventor Leslie A. Whitlock

Leslie A. Whitlock 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).

  • Underground fire hydrant frame and cover
    Patent number: 4123184
    Abstract: A frame and cover for an underground fire hydrant, especially adapted for use in locating a fire hydrant in a highway, preferably at an intersection, and by means of which the fire hydrant is rendered readily accessible for use.
    Type: Grant
    Filed: January 12, 1978
    Date of Patent: October 31, 1978
    Inventor: Leslie A. Whitlock