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:
Oct. 07, 2025

Filed:

Dec. 15, 2024
Applicant:

Shenzhen Thousandshores Technology Co., Ltd., Guangdong, CN;

Inventors:

Ding He, Shenzhen, CN;

Zhi Liu, Shenzhen, CN;

Xufeng Yang, Shenzhen, CN;

Dengwu Wu, Shenzhen, CN;

Guohui Yang, Shenzhen, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C09D 11/17 (2014.01);
U.S. Cl.
CPC ...
C09D 11/17 (2013.01);
Abstract

The present disclosure provides a mark ink and a method for preparing the marker ink. The mark ink includes an azo-metal complex dye, a film-forming resin, and ethanol. The azo-metal complex dye is represented by a formula:


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