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:
Mar. 03, 2026
Filed:
Dec. 28, 2022
Mahle Automotive Technologies (China) Co., Ltd., Shanghai, CN;
Mahle International Gmbh, Stuttgart, DE;
Hui Zhang, Shanghai, CN;
Abstract
A carbon canister assembly may include a main carbon canister and an auxiliary carbon canister. The main carbon canister may include a first cavity. The first cavity may be cylindrical. The first cavity may be filled with an adsorption material for adsorbing evaporated fuel vapor. The auxiliary carbon canister may include a second cavity in communication with the first cavity. The second cavity may have a round table shape. A diameter of a cross section of the second cavity may gradually decreases from a bottom of the second cavity to a top of the second cavity.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile