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:
Nov. 11, 2025

Filed:

Oct. 07, 2022
Applicant:

Mitsubishi Pencil Company, Limited, Tokyo, JP;

Inventors:

Ryota Kubo, Fujioka, JP;

Satoru Banzai, Fujioka, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B43K 19/02 (2006.01); A45D 40/20 (2006.01); A61K 8/02 (2006.01); A61Q 1/02 (2006.01); B43K 19/14 (2006.01); B43K 19/16 (2006.01);
U.S. Cl.
CPC ...
B43K 19/02 (2013.01); A45D 40/20 (2013.01); A61K 8/0229 (2013.01); A61Q 1/02 (2013.01); B43K 19/14 (2013.01); B43K 19/145 (2013.01); B43K 19/16 (2013.01);
Abstract

A shaft body for a pencil lead (including a color pencil lead) or a shaft body for a cosmetic such as a rod-shaped cosmetic including an eye liner, an eyebrow pencil, or an eye shadow, which has the same ease of shaving as a conventional wood shaft and has a low impact on the environment. The shaft body for a pencil or a cosmetic according to the present disclosure is a shaft body for a pencil or a cosmetic constituted by coating a pencil lead or a rod-shaped cosmetic with a shaft body material composition, and the shaft body material composition contains at least a naturally-derived constitutional material and a naturally-derived binder.


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