Patents by Inventor John Timusk

John Timusk 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).

  • Fiber reinforcing composites comprising portland cement having embedded therein precombined absorbent and reinforcing fibers
    Patent number: 4133928
    Abstract: Fibre reinforced composites of cementitious materials or gypsum are reinforced with pre-combined mixtures of strong reinforcing fibres e.g., glass or steel, and water absorbent fibres, e.g., cotton. Examples of composites are cement pipes, wall boards, etc.
    Type: Grant
    Filed: August 29, 1977
    Date of Patent: January 9, 1979
    Assignee: The Governing Council of the University of Toronto
    Inventors: Victor Riley, Ian Macnab, John Timusk, Edward English
  • Fibre reinforcing composites
    Patent number: 4076884
    Abstract: Fibre reinforced composites of cementitious materials or gypsum are reinforced with pre-combined mixtures of strong reinforcing fibres e.g., glass or steel, and water absorbent fibres, e.g., cotton. Examples of composites are cement pipes, wall boards, etc.
    Type: Grant
    Filed: June 11, 1975
    Date of Patent: February 28, 1978
    Assignee: The Governing Council of the University of Toronto
    Inventors: Victor Riley, Ian Macnab, John Timusk, Edward English