Patents by Inventor Ray Todhunter

Ray Todhunter 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).

  • Polymerisable resin compositions for use in dentistry
    Patent number: 7166652
    Abstract: A polymerisable dental filling and sealing composition is provided which comprises a mixture of at least one resin containing on average at least two acrylate or methacrylate groups and a copolymerisable methacrylate or acrylate monomer, which has a low viscosity compared with said resin, the copolymerisable monomer being present in an amount such that the composition can be introduced by syringing into a cavity having a diameter of less than 1 mm.
    Type: Grant
    Filed: January 15, 2001
    Date of Patent: January 23, 2007
    Assignee: Denfotex Ltd.
    Inventors: Gavin John Pearson, Jill Ann Williams, David John Clements, Michael Braden, Ray Todhunter, Mangala Patel
  • Polymerisable resin compositions for use in dentistry
    Publication number: 20030162864
    Abstract: A polymerisable dental filling and sealing composition is provided which comprises a mixture of at least one resin containing on average at least two acrylate or methacrylate groups and a copolymerisable methacrylate or acrylate monomer, which has a low viscosity compared with said resin, the copolymerisable monomer being present in an amount such that the composition can be introduced by syringing into a cavity having a diameter of less than 1 mm.
    Type: Application
    Filed: January 16, 2003
    Publication date: August 28, 2003
    Inventors: Gavin John Pearson, Jill Ann Williams, David John Clements, Michael Braden, Ray Todhunter, Mangala Patel