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 6702578 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 09, 2004

Filed:

Jul. 20, 2001
Applicant:
Inventors:

Kanji Matsutani, Takanezawa-machi, JP;

Nozomu Satake, Takanezawa-machi, JP;

Toshiyuki Takase, Takanezawa-machi, JP;

Assignee:

Mani, Inc., Tochigi, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61C 3/00 ;
U.S. Cl.
CPC ...
A61C 3/00 ;
Abstract

A dental handpiece stably cutting a wall of a root canal without a fear of piercing a root opening. The dental handpiece includes a means for holding a tool cutting a tooth to be cured and a support for setting the cutting tool at a desired position relative to the tooth to be cured. The length of the support may be changeable by stages. The holding means may be formed of a head of the dental handpiece and a plurality of supports with different lengths may be removably mounted to the head. The support can stand on a head of the dental handpiece and the length from the head is changeable. The support is formed separately from the dental handpiece to be removable, and may have a stopper which abut with a tooth to be cured or an appropriate portion near the tooth.


Find Patent Forward Citations

Matsutani, Kanji. (2004). Dental handpiece (U.S. Patent No. 6702578). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/6702578

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