Patents by Inventor Gordan Blackwell

Gordan Blackwell 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).

  • Radical polymerization inhibitors for light-curable dental materials
    Patent number: 8507570
    Abstract: A light-curable dental material is provided, comprising a polymerizable compound having at least one ethylenically unsaturated bond, a photopolymerization initiator for polymerizing said polymerizable compound, and a 1,3-dipolar compound as a polymerization inhibitor.
    Type: Grant
    Filed: January 6, 2012
    Date of Patent: August 13, 2013
    Assignee: DENTSPLY International Inc.
    Inventor: Gordan Blackwell
  • Radical Polymerization Inhibitors for Light-Curable Dental Materials
    Publication number: 20120142804
    Abstract: A light-curable dental material is provided, comprising a polymerizable compound having at least one ethylenically unsaturated bond, a photopolymerization initiator for polymerizing said polymerizable compound, and a 1,3-dipolar compound as a polymerization inhibitor.
    Type: Application
    Filed: January 6, 2012
    Publication date: June 7, 2012
    Applicant: DENTSPLY INTERNATIONAL INC.
    Inventor: Gordan Blackwell
  • Radical Polymerization Inhibitors for Light-Curable Dental Materials
    Publication number: 20120115973
    Abstract: The invention relates to light-curable dental materials comprising at least one polymerizable compound having at least one ethylenically unsaturated bond and a hexaarylbisimidazole, e.g. as a photopolymerization initiator. The invention also relates to the use of a hexaarylbisimidazole polymerization initiator in light curable dental materials and also to cured dental materials obtainable by light-curing the light-curable dental materials of the invention.
    Type: Application
    Filed: January 13, 2012
    Publication date: May 10, 2012
    Applicant: DENTSPLY INTERNATIONAL INC.
    Inventor: Gordan Blackwell