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. 21, 2026
Filed:
Nov. 07, 2025
Yuanyin Teng, Hangzhou, CN;
Yuanyin Teng, Hangzhou, CN;
Mi Zhou, Chongqing, CN;
Bing Wang, Guangzhou, CN;
Haoran Huang, Wenzhou, CN;
Tong Wang, Storrs, CT (US);
Yang Yang, Yiwu, CN;
Jiahui Du, Wenzhou, CN;
Benfan Lin, Linyi, CN;
Zihan Zhou, Yiwu, CN;
Feng Xu, Nanjing, CN;
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Abstract
Disclosed is an implantable intravenous port with a passive anti-plugging mechanism, which comprises a port body defining a reservoir chamber and a communicating catheter connector, and an anti-plugging mechanism within the chamber, which includes a movable component that moves in response to gravity, a stirring component connected to the movable component and extending near the connector, and a damping component, wherein the damping component has a fixed bush on the chamber's inner wall forming an air chamber, and a compression component slidable within the air chamber, with the bush wall featuring a through hole communicating with both sides of the air chamber.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile