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:
Sep. 15, 2026
Filed:
Jun. 08, 2023
Hyundai Motor Company, Seoul, KR;
Kia Corporation, Seoul, KR;
HYUNDAI MOTO COMPANY, Seoul, KR;
KIA CORPORATION, Seoul, KR;
Abstract
An exhaust gas treatment device including an outer housing including a first inflow part and a second inflow part, an inner housing provided in the outer housing and having a gas inflow part, a guide channel defined between the outer housing and the inner housing and configured to guide a part of the first exhaust gas to the gas inflow part, and a spiral member including a barrel part provided in the inner housing and configured to define a passage flow path, a spiral protrusion provided on an outer surface of the barrel part and configured to define a spiral flow path between the barrel part and the inner housing, and a gas discharge part provided in the barrel part and configured to discharge the first exhaust gas and the second exhaust gas, which have passed through the spiral flow path, to the passage flow path.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile