Patents by Inventor Stephen J. Vicenzi

Stephen J. Vicenzi 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).

  • Non-oil organic spray wax compositions
    Patent number: 5851272
    Abstract: Automobile spray wax compositions incorporating an aromatic compound having at least one of two linear C.sub.8 -C.sub.20 alkyl substituents, and a preferred embodiment thereof including a compound identified and characterized by a CAS registry number of 68988-79-4.
    Type: Grant
    Filed: February 14, 1997
    Date of Patent: December 22, 1998
    Assignee: Vitech International, Inc.
    Inventor: Stephen J. Vicenzi
  • Phosphate ester asphalt additives
    Patent number: 5820663
    Abstract: Phosphate esters of asphalt soluble, nonionic, monohydric alcohol surfactants having an HLB No. between 8-18 are odor-free low dosage anti-stripping additives for asphalt.
    Type: Grant
    Filed: December 8, 1997
    Date of Patent: October 13, 1998
    Assignee: Vitech International Inc.
    Inventors: John C. Miller, Stephen J. Vicenzi
  • Asbestos-free asphalt coatings
    Patent number: 4759799
    Abstract: An improved asphalt roof-coating composition of the asbestos-free type which include asphalt cutback, clay, a surfactant, and fillers. An alkyloxyalkylamine salt surfactant, preferably an alkyloxypropylamine salt having an alkyl chain with from 10 to 20 carbon atoms is utilized in substantially lower amounts than required of surfactants in previous compositions. Excellent stable gel structure and easier blending are provided.
    Type: Grant
    Filed: August 21, 1986
    Date of Patent: July 26, 1988
    Assignee: Exxon Chemical Patents Inc.
    Inventor: Stephen J. Vicenzi