Patents by Inventor Robert C. Dominguez

Robert C. Dominguez 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, collapsible hoisting and supporting apparatus
    Patent number: 4108411
    Abstract: A portable, collapsible hoisting and supporting apparatus is described comprising an arched cross member and two triangularly-shaped end supporting assemblies for supporting the ends of the arched cross member, means for attaching hoisting tackle to the arched cross member and a windlass or the like to one of the end assemblies, and means for folding the arched cross member and the end assemblies for reducing the overall size of the apparatus for transportation and storage.
    Type: Grant
    Filed: March 22, 1977
    Date of Patent: August 22, 1978
    Inventors: Eugene M. Spratt, Robert C. Dominguez