Patents by Inventor Anna B. Verano

Anna B. Verano 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).

  • NANOCRYSTALLINE ZIRCONIA AND METHODS OF PROCESSING THEREOF
    Publication number: 20200222287
    Abstract: Zirconia dental ceramics exhibiting opalescence and having a grain size in the range of 10 nm to 300 nm, a density of at least 99.5% of theoretical density, a visible light transmittance at or higher than 45% at 560 nm, and a strength of at least 800 MPa.
    Type: Application
    Filed: February 24, 2020
    Publication date: July 16, 2020
    Inventors: Dmitri Brodkin, Yijun Wang, Ling Tang, Ajmal Khan, Anna B. Verano
  • Nanocrystalline zirconia and methods of processing thereof
    Patent number: 10610460
    Abstract: Zirconia dental ceramics exhibiting opalescence and having a grain size in the range of 10 nm to 300 nm, a density of at least 99.5% of theoretical density, a visible light transmittance at or higher than 45% at 560 nm, and a strength of at least 800 MPa.
    Type: Grant
    Filed: January 10, 2018
    Date of Patent: April 7, 2020
    Assignee: Ivoclar Vivadent, Inc.
    Inventors: Dmitri Brodkin, Yijun Wang, Ling Tang, Ajmal Khan, Anna B. Verano
  • Nanocrystalline zirconia and methods of processing thereof
    Patent number: 10004668
    Abstract: Zirconia dental ceramics exhibiting opalescence and having a grain size in the range of 10 nm to 300 nm, a density of at least 99.5% of theoretical density, a visible light transmittance at or higher than 45% at 560 nm, and a strength of at least 800 MPa.
    Type: Grant
    Filed: June 12, 2014
    Date of Patent: June 26, 2018
    Assignee: Ivoclar Vivadent, Inc.
    Inventors: Dmitri G. Brodkin, Yijun Wang, Ling Tang, Ajmal Khan, Anna B. Verano
  • NANOCRYSTALLINE ZIRCONIA AND METHODS OF PROCESSING THEREOF
    Publication number: 20180133112
    Abstract: Zirconia dental ceramics exhibiting opalescence and having a grain size in the range of 10 nm to 300 nm, a density of at least 99.5% of theoretical density, a visible light transmittance at or higher than 45% at 560 nm, and a strength of at least 800 MPa.
    Type: Application
    Filed: January 10, 2018
    Publication date: May 17, 2018
    Inventors: Dmitri Brodkin, Yijun Wang, Ling Tang, Ajmal Khan, Anna B. Verano
  • NANOCRYSTALLINE ZIRCONIA AND METHODS OF PROCESSING THEREOF
    Publication number: 20160095798
    Abstract: Zirconia dental ceramics exhibiting opalescence and having a grain size in the range of 10 nm to 300 nm, a density of at least 99.5% of theoretical density, a visible light transmittance at or higher than 45% at 560 nm, and a strength of at least 800 MPa.
    Type: Application
    Filed: June 12, 2014
    Publication date: April 7, 2016
    Inventors: Dmitri G. BRODKIN, Yijun WANG, Ling TANG, Ajmal KHAN, Anna B. VERANO
  • Method of forming a dental article
    Patent number: 8268206
    Abstract: A method of making a dental article including a pressable body possessing a flexural strength of at least 125 MPa and flowable at about 850° C. to about 950° C. The body is composed of at least a glass matrix phase having a composition comprising Li2O and MgO.
    Type: Grant
    Filed: February 12, 2010
    Date of Patent: September 18, 2012
    Assignee: Ivoclar Vivadent, AG
    Inventors: Dmitri G. Brodkin, Anna B. Verano
  • METHOD OF FORMING A DENTAL ARTICLE
    Publication number: 20100133711
    Abstract: A method of making a dental article including a pressable body possessing a flexural strength of at least 125 MPa and flowable at about 850° C. to about 950° C. The body is composed of at least a glass matrix phase having a composition comprising Li2O and MgO.
    Type: Application
    Filed: February 12, 2010
    Publication date: June 3, 2010
    Applicant: IVOCLAR VIVADENT AG
    Inventors: Dmitri G. Brodkin, Anna B. Verano
  • Pressable overlay material for veneering of zirconia and composites thereof
    Patent number: 7691497
    Abstract: A pressable body is described possessing a flexural strength of at least 125 MPa and is flowable at about 850° C. to about 950° C. The body is composed of at least a glass matrix phase having a composition comprising Li2O and MgO. A dental article formed at least in part from the pressable body is also described. Associated methods are also described.
    Type: Grant
    Filed: April 13, 2007
    Date of Patent: April 6, 2010
    Assignee: Ivoclar Vivadent, Inc.
    Inventors: Dmitri G. Brodkin, Anna B. Verano