Patents by Inventor Randy G. Chevalier

Randy G. Chevalier 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).

  • Fuel additive compositions containing an aliphatic amine, a polyolefin and an aromatic ester
    Patent number: 5405418
    Abstract: A fuel additive composition comprising:(a) a fuel-soluble aliphatic hydrocarbyl-substituted amine having at least one basic nitrogen atom wherein the hydrocarbyl group has a number average molecular weight of about 700 to 3,000;(b) a polyolefin polymer of a C.sub.2 to C.sub.6 monoolefin, wherein the polymer has a number average molecular weight of about 350 to 3,000; and(c) an aromatic di- or tri-carboxylic acid ester of the formula: ##STR1## wherein R is an alkyl group of 4 to 20 carbon atoms, and x is 2 or 3.
    Type: Grant
    Filed: May 2, 1994
    Date of Patent: April 11, 1995
    Assignee: Chevron Chemical Company
    Inventors: Matthew H. Ansarie, Richard E. Cherpeck, Randy G. Chevalier, Jeffrey J. Toman
  • Fuel additive compositions containing an aliphatic amine, a polyolefin and a poly(oxyalkylene) monool
    Patent number: 5405419
    Abstract: A fuel additive composition comprising:(a) a fuel-soluble aliphatic hydrocarbyl-substituted amine having at least one basic nitrogen atom wherein the hydrocarbyl group has a number average molecular weight of about 700 to 3,000;(b) a polyolefin polymer of a C.sub.2 to C.sub.6 monoolefin, wherein the polymer has a number average molecular weight of about 350 to 3,000; and(c) a hydrocarbyl-terminated poly(oxyalkylene) monool having an average molecular weight of about 500 to about 5,000, wherein the oxyalkylene group is a C.sub.2 to C.sub.5 oxyalkylene group and the hydrocarbyl group is a C.sub.1 to C.sub.30 hydrocarbyl group.
    Type: Grant
    Filed: May 2, 1994
    Date of Patent: April 11, 1995
    Assignee: Chevron Chemical Company
    Inventors: Matthew H. Ansari, Richard E. Cherpeck, Randy G. Chevalier, Jeffrey J. Toman