Methods for making layered dental appliances

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 8721938
APP PUB NO 20120193823A1
SERIAL NO

13497380

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Abstract

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A system and method for making a layered dental appliance. The system can include a mold comprising a negative of an outer shape of a layered dental appliance, and a dental core dimensioned to be at least partially received in the mold. The method can include positioning a first slurry in the mold, and pressing the dental core into the first slurry in the mold to form a first article comprising the dental core and a first layer formed from the first slurry. The method can further include removing the first article from the mold, and firing the first article. The method can further include positioning a second slurry in the mold, and pressing the first article into the second slurry in the mold to form a second article comprising the dental core, the first layer, and a second layer formed from the second slurry.

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Patent Owner(s)

  • 3M INNOVATIVE PROPERTIES COMPANY

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Goetzinger, Martin Eching am Ammersee, DE 24 204
Hauptmann, Holger Sindelsdorf, DE 46 488
Jahns, Michael Gilching, DE 42 238
Schechner, Gallus Seefeld, DE 44 361

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