Method for producing a blank and dental restoration

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11090142
APP PUB NO 20170181818A1
SERIAL NO

15388040

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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The invention relates to a method for the preparation of a blank from a ceramic material, wherein at least two layers of ceramic material of different compositions are filled into a die layer-by-layer and after filling of the layers they are then pressed and sintered, wherein after filling of a first layer this is structured on its surface in such a way that the first layer, viewed across its surface, differs in its height from region to region, and then a layer with a composition that differs from the first layer is filled as a second layer into the mold.

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Patent Owner(s)

Patent OwnerAddress
DENTSPLY SIRONA INCYORK PA 17401

International Classification(s)

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  • 2016 Application Filing Year
  • B28B Class
  • 491 Applications Filed
  • 307 Patents Issued To-Date
  • 62.53 % Issued To-Date
Click to zoom InYear of Issuance% of Matters IssuedCumulative IssuancesYearly Issuances20162017201820192020202120222023202420250255075100

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fecher, Stefan Johannesberg, DE 39 246
Horhold, Heiner Budingen, DE 3 6
Kutzner, Martin Neuberg, DE 14 84
Volkl, Lothar Goldbach, DE 21 163

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Patent Citation Ranking

  • 3 Citation Count
  • B28B Class
  • 73.27 % this patent is cited more than
  • 4 Age
Citation count rangeNumber of patents cited in rangeNumber of patents cited in various citation count ranges35912142401 - 1011 - 2021 - 3031 - 400100200300255075125150175225250275325350375400

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