Patents by Inventor Peter J. Jessup

Peter J. Jessup 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).

  • Bis(hydrocarbyloxy methylated) boron-containing, heterocyclic compounds and lubricating compositions containing the same
    Patent number: 4533480
    Abstract: Certain bis(hydrocarbyloxy methylated) boron-containing, heterocyclic compounds are disclosed which impart extreme pressure, anti-wear and friction reducing properties to lubricating oils. Such oils may be further provided with a hydrocarbon polysulfide derivative of 2,5-dimercapto-1,3,4-thiodiazole as a copper corrosion inhibitor, or terephthalic acid as a lead corrosion inhibitor, or either a bis(dithiobenzil)metal derivative or a sulfur bridged, bis hindered phenol as an oxidation inhibitor, or mixtures thereof.
    Type: Grant
    Filed: March 18, 1983
    Date of Patent: August 6, 1985
    Assignee: Union Oil Company of California
    Inventors: Richard A. Holstedt, Peter J. Jessup
  • Zirconium-cerium additives for residual fuel oil
    Patent number: 4462810
    Abstract: A composition for reducing the amount of particulate matter formed during the combustion of residual fuel oil, particularly No. 6 fuel oil, comprising a residual fuel oil and an effective amount of a combination of zirconium and cerium salts of carboxylic acids, alcohols, phenols or sulfonates. Another embodiment involves a process for reducing the amount of particulate matter formed during combustion of a residual fuel oil which comprises combustion of a residual fuel which contains an effective amount of said selected combination of zirconium and cerium salts.
    Type: Grant
    Filed: August 17, 1983
    Date of Patent: July 31, 1984
    Assignee: Exxon Research & Engineering Co.
    Inventors: Peter J. Jessup, Nicholas Feldman