Patents by Inventor Beatrice E. Briggs

Beatrice E. Briggs 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).

  • Patent number: 5004255
    Abstract: A painters palette consisting of an upper platform, a middle platform, a lower platform. The system is designed to be moveable by the use of four ball casters, to be raised or lowered by the use of a center spine screw bolt and a center spine screw nut. The center spine screw bolt is connected to the upper platform holding bucket bottom. The center spine screw nut connected to the middle platform is used to receive, guide and support the spine screw bolt and the upper platform with the lower platform giving support to the middle platform. Embodiments disclosed include the oblong trim pallet; the flat paint spout lid with screw cap; the flat platform cover with four molded legs; the roller pallet having angle duel ends and four top angle molded legs.
    Type: Grant
    Filed: December 21, 1988
    Date of Patent: April 2, 1991
    Inventor: Beatrice E. Briggs