Patents by Inventor John L. Burk, IV

John L. Burk, IV 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: 5481771
    Abstract: A tension eliminator pillow comprising a block in a generally rectangular configuration having an upper surface, a lower surface, long side walls and short front and rear walls coupled therebetween in a generally rectangular configuration, the side walls, front wall and rear wall being planar in configuration, the lower surface also being planar in configuration; two hemispherically shaped projections symmetrically disposed on opposite sides of a center line midway between the side walls, the walls extending upwardly a distance; the projections being located adjacent to the front wall of the pillow within the lower half of the pillow; and a U-shaped projection symmetrically formed in the central extent of the block, the projection being smoothly curved throughout its extent, the projection having parallel side edges parallel with the side walls, the projection terminating in a curved portion adjacent to the rear wall of the block with the projection initiating adjacent to the hemispherical projections.
    Type: Grant
    Filed: November 1, 1994
    Date of Patent: January 9, 1996
    Inventor: John L. Burk, IV