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:
Sep. 18, 2012
Filed:
Jul. 25, 2008
Junichi Hayashi, Okaya, JP;
Michio Ito, Shiojiri, JP;
Junichi Hayashi, Okaya, JP;
Michio Ito, Shiojiri, JP;
Seiko Epson Corporation, Tokyo, JP;
Abstract
A dental implant is provided. The dental implant includes an abutment and a fixture to be coupled to the abutment and anchored to a jawbone, and the fixture having a female thread portion. The abutment comprises a titanium member composed of a sintered body made from titanium or titanium alloy, and a ceramic member fixed to the titanium member, the ceramic member composed of a sintered body made from oxide-based ceramic. The ceramic member has a female thread portion, and the titanium member has a first male thread portion which makes thread coupling with the female thread portion of the ceramic member and a second male thread portion which makes thread coupling with the female thread portion of the fixture, whereby the ceramic member is fixed to the titanium member and the titanium member is fixed to the fixture.