Systems and methods for making layered dental appliances

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United States of America Patent

PATENT NO 8834752
APP PUB NO 20120175802A1
SERIAL NO

13497410

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Abstract

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A system and method for making a layered dental appliance. The system can include a first mold comprising a negative of a first layer of a layered dental appliance, a second mold comprising a negative of a second layer, and a dental core dimensioned to be at least partially received in the first mold and the second mold. The method can include positioning a first slurry in the first mold, and pressing the dental core into the first slurry 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 first mold, positioning a second slurry in the second mold, and pressing the first article into the second slurry 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)

Patent OwnerAddress
3M INNOVATIVE PROPERTIES COMPANYP O BOX 33427 ST PAUL MN 55133-3427

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Goetzinger, Martin Eching am Ammersee, DE 25 219
Hauptmann, Holger Sindelsdorf, DE 46 543
Jahns, Michael Gilching, DE 43 285
Schechner, Gallus Seefeld, DE 46 408

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