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. 30, 2022
Filed:
May. 28, 2019
Mitsubishi Pencil Company, Limited, Shinagawa-ku, JP;
Yasuaki Ogiwara, Shinagawa-ku, JP;
Naohiko Moriya, Shinagawa-ku, JP;
Toshimi Kamitani, Shinagawa-ku, JP;
MITSUBISHI PENCIL COMPANY, LIMITED, Shinagawa-ku, JP;
Abstract
A writing implement having a pen tip that can achieve excellent ink outflow performance and an increase in the effective area of a viewer portion allowing recognition of the writing direction, relative to the whole pen tip. The writing implement is a writing implement A which includes a pen tipfeeding ink from a writing implement bodyand having a viewer portion through which the writing direction can be recognized, and is characterized in that the pen tipis configured of, a least, a writing partand a holding bodyhaving a viewer portion, and the holding portionhas a sheet-shaped ink feederformed with slits or bumps on the surface and inside thereof to produce a capillary action.