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:
Apr. 14, 2026
Filed:
Jan. 15, 2021
Shanghai Wayon Electronics Co., Ltd., Shanghai, CN;
Yong Fang, Shanghai, CN;
Kun Xia, Shanghai, CN;
Guochen Wu, Shanghai, CN;
Yang Zhou, Shanghai, CN;
Xiaoxu Hou, Shanghai, CN;
Wei Zhang, Shanghai, CN;
SHANGHAI WAYON ELECTRONICS CO., LTD., Shanghai City, CN;
Abstract
A surface-mounted polymer PTC overcurrent protection element having a small package size, comprising a PTC chip, an insulating layer (), end electrodes (), and at least one conductive member (). A dividing gap is designed on a first conductive electrode () to form first and second conductive areas (); the conductive member () is arranged at the edge or at least a corner of the first conductive area () side of the PTC chip, is used for conducting the first conductive area () and a second conductive electrode () on the PTC chip, and is not in contact with the end electrodes (); the main portion comprised in the dividing gap () of the first conductive electrode () is parallel to the longitudinal direction of the first end electrode () and the second end electrode ().