Patents by Inventor Art Look

Art Look 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).

  • Portable traffic barrier
    Patent number: 4852511
    Abstract: A traffic barrier is disclosed copmrising: two high visibility panels supported by a pair of legs joined by a cross-member, and a flexible substantially closed container which is supported by the legs or cross-members and adapted to be filled with a liquid for adding to the weight and stability of the structure. The liquid container allows the barrier to be easily moved, transported, and placed in use.
    Type: Grant
    Filed: February 29, 1988
    Date of Patent: August 1, 1989
    Inventors: Art Look, Joseph Valenti