Patents by Inventor Frederick J. Bunegar

Frederick J. Bunegar 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: 4077896
    Abstract: A heavy-duty cleaning composition, especially suited for removing soil from baseboards, ceramic tile and walls and other hard-to-get-at areas and for removing wax or finish coatings from floors, baseboards and corners, contains (1) an aqueous solvent system including a water-soluble monobutyl glycol ether organic solvent and (2) a primary amine. Preferably, the composition also contains a water-soluble compatible thickening agent, sufficient compatible surfactant to enhance wetting the surface being cleaned and sufficient compatible water-soluble film-forming resin to inhibit rapid evaporation of the organic solvent and the amine.
    Type: Grant
    Filed: January 15, 1975
    Date of Patent: March 7, 1978
    Assignee: Minnesota Mining and Manufacturing Company
    Inventors: Frederick J. Bunegar, Sheila A. Tesch