Patents by Inventor James V. Fusco

James V. Fusco 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).

  • Process for preparing improved halogenated butyl rubbers
    Patent number: 4634741
    Abstract: Improved halogenated butyl rubbers are prepared by isomerizing the polymers so that a significant mole fraction of the halogen is in the primary allylic position. The isomerization is carried out utilizing as a catalyst either a Friedel Crafts catalyst or HBr.
    Type: Grant
    Filed: December 9, 1985
    Date of Patent: January 6, 1987
    Assignee: Exxon Research & Engineering Co.
    Inventors: Irwin J. Gardner, James V. Fusco, Francis P. Baldwin
  • Halogenated butyl rubber
    Patent number: 4632963
    Abstract: An improved halogenated butyl rubber wherein the polymer has a conjugated diene content of less than 0.25 mole % and a halogen content of at least 0.6 wt. %; at least 20 mole % of the halogen being in a primary allylic configuration.
    Type: Grant
    Filed: April 5, 1984
    Date of Patent: December 30, 1986
    Assignee: Exxon Research & Engineering Co.
    Inventors: Irwin J. Gardner, James V. Fusco, Neil F. Newman, Ronald C. Kowalski, William M. Davis, Francis P. Baldwin