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:
Jun. 04, 2019
Filed:
Nov. 30, 2016
Zhongchao Special Security Technology Co., Ltd, Beijing, CN;
China Banknote Printing and Minting Corp., Beijing, CN;
Jun Zhu, Beijing, CN;
Baoli Zhang, Beijing, CN;
Zhongdong Ye, Beijing, CN;
Chunhua Hu, Beijing, CN;
Xinyi Li, Beijing, CN;
ZHONGCHAO SPECIAL SECURITY TECHNOLOGY CO., LTD., Beijing, CN;
CHINA BANKNOTE PRINTING AND MINTING CORP., Beijing, CN;
Abstract
Disclosed are an optical anti-counterfeiting element and an optical anti-counterfeiting product utilizing the same, the optical anti-counterfeiting element comprising: a substrate () having a first surface () and a second surface () that are opposed to each other, a sampling and synthesizing layer () on a first surface () of the substrate (); and a micro-image layer () on a second surface () of the substrate (), the micro-image layer () including a first region at least partially covered with a coating () and a second region comprising at least two sub-regions each at least partially covered with a color function layer (), the color function layers () in respective sub-regions and the coating () in the first region have different color characteristics, respectively, and the micro-image layer () can be sampled and synthesized by the sampling and synthesizing layer () to form an image. Such optical anti-counterfeiting element and optical anti-counterfeiting product are easy to identify and difficult to counterfeit.