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:
Oct. 13, 2026
Filed:
May. 23, 2025
Applicant:
Shenzhen Chengtuo Sihai Technology Co., Ltd, Shenzhen, CN;
Inventor:
Zefeng Chen, Shenzhen, CN;
Assignee:
Shenzhen Chengtuo Sihai Technology Co., Ltd, Shenzhen, CN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
U.S. Cl.
CPC ...
Chen, Zefeng. (2026). Mechanical pencil with pen case (U.S. Patent No. D1153430). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/D1153430
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile