Patents by Inventor Frauke BOKELOH

Frauke BOKELOH 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).

  • Patent number: 11135138
    Abstract: The invention relates to a hardenable dental resin composition provided as a kit of parts comprising a powder part and a liquid part, the powder part comprising acid-reactive glass filler A, non acid-reactive nanocluster filler B, the liquid part comprising polymerizable components with an acidic moiety, polymerizable components without an acidic moiety, the hardenable dental composition further comprising a dual-cure initiator system the components of which being distributed between the powder part and the liquid part, wherein the dual-cure initiator system comprises sensitizing agent(s), oxidizing component(s), (thio)barbituric acid component(s) and transition metal component(s). The composition can be used as a self-adhesive dental resin filling material, self-adhesive dental resin core build up material, self-adhesive dental resin cement material, self-adhesive fissure sealing material, a self-adhesive dental root channel material.
    Type: Grant
    Filed: February 7, 2018
    Date of Patent: October 5, 2021
    Assignee: 3M INNOVATIVE PROPERTIES COMPANY
    Inventors: Bernd Anich, Markus Mikulla, Frauke Bokeloh, Robert F. Peez, Rainer A. Guggenberger
  • Publication number: 20190374442
    Abstract: The invention relates to a hardenable dental resin composition provided as a kit of parts comprising a powder part and a liquid part, the powder part comprising acid-reactive glass filler A, non acid-reactive nanocluster filler B, the liquid part comprising polymerizable components with an acidic moiety, polymerizable components without an acidic moiety, the hardenable dental composition further comprising a dual-cure initiator system the components of which being distributed between the powder part and the liquid part, wherein the dual-cure initiator system comprises sensitizing agent(s), oxidizing component(s), (thio)barbituric acid component(s) and transition metal component(s).
    Type: Application
    Filed: February 7, 2018
    Publication date: December 12, 2019
    Inventors: Bernd ANICH, Markus MIKULLA, Frauke BOKELOH, Robert F. PEEZ, Rainer A. GUGGENBERGER