Patents by Inventor Derrick R. Beech

Derrick R. Beech 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).

  • Dental restorative material
    Patent number: 4732943
    Abstract: An adhesive for attaching polymeric or polymerizable restorative materials to dentine or other tooth structure, which comprises a polymer of (a) a condensate of .epsilon.-caprolactone with one or more acrylic monomers containing hydroxy groups and (b) a polymer containing binding groups capable of binding to the dentine or other tooth structure, optionally dissolved in a suitable solvent.The adhesive may be used in adhesive compositions including polymerizable monomers, polymerization initiators or fillers.
    Type: Grant
    Filed: April 21, 1986
    Date of Patent: March 22, 1988
    Assignee: Commonwealth Scientific and Industrial Research Organization
    Inventors: Derrick R. Beech, Ezio Rizzardo, Wayne D. Cook, Malcolm C. Smail