Patents by Inventor Ellis C. MacDougall

Ellis C. MacDougall 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 fence
    Patent number: 4673166
    Abstract: A security fence including multiple laterally spaced fence posts extending upwardly from ground anchored lower end portions at an arcuate inclination of approximately 50.degree. to 65.degree.. The posts are interconnected by horizontal rails and mount wire mesh or the like. The fence terminates in an upper terminal end portion vertically above the ground and laterally offset from the lower portion of the fence to preclude direct physical access to the upper terminal end portion.
    Type: Grant
    Filed: February 4, 1986
    Date of Patent: June 16, 1987
    Inventor: Ellis C. MacDougall