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. 24, 2020
Filed:
Dec. 14, 2017
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;
Ryohei Yamamoto, Nishio, JP;
Toshihiro Mori, Gotemba, JP;
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;
Abstract
The exhaust purification system of an internal combustion enginecomprises: a catalystarranged in an exhaust passageof the internal combustion engine, a fuel feed devicefeeding fuel to the catalyst, and a control deviceconfigured to control the feed of fuel by the fuel feed device. The control device is configured to feed liquid state fuel from the fuel feed device to the catalyst when judging that a ratio of high viscosity components in particulate matter deposited on the catalyst is a predetermined value or less.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile