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. 17, 2021
Filed:
Dec. 23, 2019
Applicants:
Kotobuki & Co., Ltd., Kawagoe, JP;
Pica-marker Vermögens Gmbh & Co. KG, Kirchehrenbach, DE;
Inventors:
Assignees:
KOTOBUKI & CO., LTD., Kawagoe, JP;
PICA-MARKER VERMÖGENS GMBH & CO. KG, Kirchehrenbach, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B43K 21/22 (2006.01); B43K 24/08 (2006.01);
U.S. Cl.
CPC ...
B43K 21/22 (2013.01); B43K 24/082 (2013.01);
Abstract
A mechanical pencil includes a writing lead, a chuck that chucks the writing lead and feeds the writing lead forward, and a shaft tube for housing the writing lead and the chuck. When a click operation for feeding the chuck forward is performed, a jet stream flowing forward is generated inside the shaft tube.
Kageyama, Hidehei. (2021). Mechanical pencil (U.S. Patent No. 11090969). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/11090969
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile