Patents by Inventor Jennifer L. Engle

Jennifer L. Engle 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).

  • Adhesive for adhering polybutylene to metal
    Patent number: 5104733
    Abstract: A laminated structure comprising a polybutylene layer and a metal layer bonded together with an adhesive composition comprising an acid functionalized selectively hydrogenated block copolymer having at least one block which is predominantly a monoalkenyl aromatic hydrocarbon polymer block and at least one block which is a hydrogenated conjugated diolefin polymer block.
    Type: Grant
    Filed: February 23, 1990
    Date of Patent: April 14, 1992
    Assignee: Shell Oil Company
    Inventors: Mark L. Kasakevich, Jennifer L. Engle, David J. St. Clair
  • Method for controlling polymer shrinkage
    Patent number: H1301
    Abstract: It is herein disclosed a method for controlling the shrinkage of parts formed from semi-crystalline polyolefin involving the addition of a suitable nucleant(s), in a suitable amount. This method results in reduced processing costs primarily due to reduced processing cycle time and to greater flexibility in the use of processing equipment.
    Type: Grant
    Filed: April 29, 1992
    Date of Patent: April 5, 1994
    Assignee: Shell Oil Company
    Inventors: Robert W. Lee, Cesar O. Castro, Jennifer L. Engle