Patents by Inventor Lenka Muller

Lenka Muller 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).

  • Method for producing a shaped body and molding
    Patent number: 10640426
    Abstract: The invention relates to a method for the production of a shaped body comprising at least the method steps of producing a blank having an open porosity by pressing and treating pourable material in a first heat treatment step comprising or consisting of a metal oxide, infiltrating the blank with an infiltration fluid containing a precursor of the metal oxide, precipitating hydroxide of the metal from the infiltration fluid by treating the blank with a basic solution, forming the metal oxide from the hydroxide by treating the blank in a second heat treatment step, wherein the blank is processed before or after the second heat treatment step to achieve a shape that corresponds to the shaped body.
    Type: Grant
    Filed: December 27, 2016
    Date of Patent: May 5, 2020
    Assignee: DENTSPLY SIRONA INC.
    Inventors: Lothar Wondraczek, Lenka Muller
  • METHOD FOR PRODUCING A SHAPED BODY AND MOLDING
    Publication number: 20170183270
    Abstract: The invention relates to a method for the production of a shaped body comprising at least the method steps of producing a blank having an open porosity by pressing and treating pourable material in a first heat treatment step comprising or consisting of a metal oxide, infiltrating the blank with an infiltration fluid containing a precursor of the metal oxide, precipitating hydroxide of the metal from the infiltration fluid by treating the blank with a basic solution, forming the metal oxide from the hydroxide by treating the blank in a second heat treatment step, wherein the blank is processed before or after the second heat treatment step to achieve a shape that corresponds to the shaped body.
    Type: Application
    Filed: December 27, 2016
    Publication date: June 29, 2017
    Applicant: DENTSPLY SIRONA Inc.
    Inventors: Lothar Wondraczek, Lenka Muller