Patents by Inventor Brian P. Doyle

Brian P. Doyle 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).

  • Sailcloth
    Patent number: 4444822
    Abstract: A sailcloth comprising a laminate of a continuous sheet of synthetic resin bonded to an unwoven, warp knit scrim and, optionally, coated on the exposed side of the warp knit scrim with a synthetic resin.
    Type: Grant
    Filed: March 21, 1983
    Date of Patent: April 24, 1984
    Assignee: Howe & Bainbridge
    Inventors: Brian P. Doyle, John C. Sparkman
  • Reinforced opening
    Patent number: 4428317
    Abstract: A reinforced opening for sail cloth, tarpaulins, tent material, awnings and the like sheet material comprising a bead surrounding the opening comprised of a rigid ring positioned about the opening and enfolded within material bounding the opening and a liner positioned within the enfolded ring folded symmetrically outward over the bead at opposite sides into clinching engagement with the surface of the material outwardly of the bead.
    Type: Grant
    Filed: August 24, 1981
    Date of Patent: January 31, 1984
    Inventors: Emerson T. Oliver, Brian P. Doyle, Philip R. Marriner