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, 1987
Filed:
May. 08, 1986
Applicant:
Inventor:
Hirokazu Hirabayashi, Ebina, JP;
Assignee:
Nissan Motor Co., Ltd., Yokohama, JP;
Primary Examiner:
Int. Cl.
CPC ...
F01N / ;
U.S. Cl.
CPC ...
60322 ; 180309 ;
Abstract
An automobile has an exhaust tube with a muffler at the tail end thereof, which exhaust tube has a bent portion having portions of an oblong shape in cross section.
Hirabayashi, Hirokazu. (1987). Exhaust tube for vehicle (U.S. Patent No. 4658581). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4658581
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile