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US 12,336,878 B2Granted
Dental crown having a highly retentive coating and method for making the same
AssigneeSolventum Intellectual Properties Company
InventorsBruce R. Broyles, Afshin Falsafi
Life of this patent
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Abstract
Dental crowns and methods of making the same. The dental crown may include a metal shell shaped to cover a portion of a tooth of a patient; a coating retention metal layer diffusion bonded to the metal shell, wherein an interface between the coating retention layer and the metal shell comprises a plurality of interstitial regions; and a composition on the coating retention layer and within the plurality of the interstitial regions to bond the coating composition to the metal shell.
Claims20
A method of forming a dental crown, comprising:
- diffusion bonding a metal base layer to a coating retention layer to form a dental crown blank, wherein the coating retention layer comprises a plurality of apertures, and wherein an interface between the metal base layer and the coating retention layer comprises a plurality of interstitial regions;
- coating a composition on the coating retention layer and within the plurality of the interstitial regions to bond the coating composition to the metal base layer;
- and
- forming the dental crown blank into a dental crown shaped to cover at least a portion of a tooth of a patient.
1 more element
A method of forming a dental crown, comprising:
- diffusion bonding a continuous, nonporous metal base layer to a coating retention layer to form a dental crown blank, wherein the coating retention layer comprises a plurality of apertures wherein an interface between the metal base layer and the coating retention layer comprises a plurality of interstitial regions, wherein the plurality of apertures comprise 10 to 70 percent of an area of the coating retention layer;
- coating a composition on the coating retention layer and within the plurality of the interstitial regions to bond the coating composition to the metal base layer;
- and
- forming the dental crown blank into a dental crown shaped to cover at least a portion of a tooth of a patient.
1 more element
Dependencies are inferred from the claim text.