The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Aug. 02, 2005

Filed:

May. 12, 2003
Applicants:

Masato Sekino, Tokuyama, JP;

Masaaki Ushioda, Tokuyama, JP;

Kyoichi Fujinami, Tokuyama, JP;

Osamu Iwamoto, Tokuyama, JP;

Inventors:

Masato Sekino, Tokuyama, JP;

Masaaki Ushioda, Tokuyama, JP;

Kyoichi Fujinami, Tokuyama, JP;

Osamu Iwamoto, Tokuyama, JP;

Assignee:

Tokuyama Corporation, Yamaguchi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C013/20 ; B28B007/38 ;
U.S. Cl.
CPC ...
Abstract

A method of preparing a ceramic artificial crown by applying at least one kind of dental porcelain onto the surface of a ceramic core molded by heating and softening a ceramic material and putting it into a mold with the application of pressure followed by firing wherein said mold is the one formed by burning a wax pattern after having removed a crucible former from an assembly which makes it possible to efficiently prepare a fully ceramic artificial crown of a high quality in a short period of time.


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