Patents by Inventor Roberto Labella

Roberto Labella 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).

  • High refractive index and/or radio-opaque resins systems
    Patent number: 5679710
    Abstract: A dental composition is disclosed which comprises a resin base comprising at least one brominated or iodinated acrylate or methacrylate monomer having a high refractive index of above 1.6, in admixture with a filler material which has a refractive index of .+-.0.05 of the refractive index of the said resin base.The filler material is radio-opaque and is apatite, hydroxyapatite, a modified hydroxyapatite, wollastonite or a powdered cross-linked polymer.
    Type: Grant
    Filed: October 26, 1995
    Date of Patent: October 21, 1997
    Assignee: London Hospital Medical College
    Inventors: Kenneth Walter Michael Davy, Roberto Labella