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.:

US 8562347 B1

PDF
Full Text
Expired
Date of Patent:
Oct. 22, 2013

Filed:

Sep. 23, 2011
Applicant:

Yuki Sakamoto, Tokyo, JP;

Inventor:

Yuki Sakamoto, Tokyo, JP;

Assignee:

GC Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61C 8/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A dental implant has a dental implant fixture with a fitting hole at the oral cavity-side end, and an abutment with a fitting portion at one end which is to be fitted, not to be rotatable, in the fitting hole in the dental implant fixture. The dental implant fixture has at a side of the fitting hole opposite to the oral cavity an internal thread with which external threads formed on a cover screw and healing abutment are to be put into engagement. The abutment has a truncated-conical gum piercing portion with a cross section which is larger in area as it goes away from the fitting portion, and a columnar portion which is not circular in cross section and to which a dental prosthesis fixing device is to be attached. The fitting portion has an internal thread smaller in inside diameter than that in the dental implant fixture.


Find Patent Forward Citations

Sakamoto, Yuki. (2013). Dental implants (U.S. Patent No. 8562347). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8562347

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