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.
Patent No.:
Date of Patent:
Aug. 25, 2015
Filed:
Jun. 28, 2011
Takahiro Shima, Tokushima, JP;
Takahiro Shima, Tokushima, JP;
SHIKEN CORPORATION, Tokushima, JP;
Abstract
The denture has the root of an artificial tooth embedded in a denture base molded from plastic. The artificial tooth is provided with a through-hole in the root that fills with denture base plastic, and the openings at both ends of the through-hole are embedded in the denture base. Further, both ends of the through-hole open at artificial tooth surfaces that face adjacent teeth, and an air-vent is provided that connects with the through-hole. The opening for the air-vent is positioned on a lingual side surface of the artificial tooth that is exposed from the denture base. Plastic that forms the denture base flows into the through-hole and air-vent embedding and retaining the root of the artificial tooth in the denture base.