Patents by Inventor Richard E. Tizzard

Richard E. Tizzard 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).

  • Perfect binding
    Patent number: 4728688
    Abstract: In two-short perfect binding of books, excellent results in terms of binding strengths, cold flow and cold crack properties, ink solvent resistance and thermal degradation susceptibility may be achieved using as a first adhesive a water based primer, e.g. a synthetic rubber latex emulsion, and as a second adhesive a hot-melt adhesive comprising a segmented monoalkene-vinyl acetate copolymer, e.g. a segmented ethylene-vinyl acetate copolymer optionally in admixture with at least one other ethylene-vinyl acetate copolymer.
    Type: Grant
    Filed: December 4, 1985
    Date of Patent: March 1, 1988
    Assignee: Swift Adhesives Limited
    Inventors: Richard E. Tizzard, George C. Thomas