Patents by Inventor Jeffrey P. Shawcross

Jeffrey P. Shawcross 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).

  • Nonwoven polyolefin film-fibril banner
    Patent number: 4906503
    Abstract: A banner including a bonded nonwoven polyolefin film-fibril sheet having front and back surfaces and having two side edges intersecting top and bottom edges to define four corners. The side edges are generally linear and are folded-over onto the back surface of the sheet and secured with double-faced adhesive tape to form a laminated edgefold with the double-faced adhesive tape sandwiched between two layers of the sheet. The front surface of the sheet has at least a first coating of surface-sealing polymer and means are provided adjacent each corner for attaching cords to the edgefold for hanging the banner.
    Type: Grant
    Filed: August 30, 1988
    Date of Patent: March 6, 1990
    Assignee: E. I. DuPont de Nemours and Company
    Inventors: Danilo O. De La Cruz, Harold M. McCabe, Jeffrey P. Shawcross
  • Retroreflective materials and methods for their production and use
    Patent number: 4756931
    Abstract: Retroreflective materials are made by coating glass particles with both hydrophobic polymers and coupling agents or with siloxane compounds which have both hydrophobic side chains and coupling-type side chains capable of chemically bonding to, or of forming loose associations with, a wide variety of materials.
    Type: Grant
    Filed: June 5, 1986
    Date of Patent: July 12, 1988
    Assignee: Potters Industries, Inc.
    Inventors: John J. Giordano, Jeffrey P. Shawcross, Alfred E. Fuchs, Robert DeJaiffe
  • Retroreflective materials and use
    Patent number: 4609587
    Abstract: Retroreflective materials are made by coating glass particles with both hydrophobic polymers and coupling agents or with siloxane compounds which have both hydrophobic side chains and coupling-type side chains capable of chemically bonding to, or of forming loose associations with, a wide variety of materials.
    Type: Grant
    Filed: November 30, 1984
    Date of Patent: September 2, 1986
    Assignee: Potters Industries, Inc.
    Inventors: John J. Giordano, Jeffrey P. Shawcross, Alfred E. Fuchs, Robert Dejaiffe