Tin incorporated catalysts for gasoline engine exhaust gas treatments

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11745173
APP PUB NO 20210299647A1
SERIAL NO

17249924

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A three-way catalyst article, and its use in an exhaust system for internal combustion engines, is disclosed. The catalyst article for treating exhaust gas comprising: a substrate comprising an inlet end and an outlet end with an axial length L; a first catalytic region comprising a first platinum group metal (PGM) component and a first PGM support material, wherein the first catalytic region comprises up to 5 wt. % Sn.

Loading the Abstract Image... loading....

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
JOHNSON MATTHEY (SHANGHAI) CHEMICALS LIMITEDNO 588 DONGXING ROAD SHANGHAI 201613

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ji, Hongyu Shanghai, CN 6 6
Kurashige, Wataru Tochigi, JP 4 0
Nagaoka, Shuhei Tochigi, JP 16 21
Qiao, Dongsheng Shanghai, CN 13 8
Shang, Zhou Shanghai, CN 4 0
Zhang, Xiaorui Tochigi, JP 14 0

Cited Art Landscape

Load Citation

Patent Citation Ranking

Forward Cite Landscape

Load Citation

Maintenance Fees

Fee Large entity fee small entity fee micro entity fee due date
3.5 Year Payment $1600.00 $800.00 $400.00 Mar 5, 2027
7.5 Year Payment $3600.00 $1800.00 $900.00 Mar 5, 2031
11.5 Year Payment $7400.00 $3700.00 $1850.00 Mar 5, 2035
Fee Large entity fee small entity fee micro entity fee
Surcharge - 3.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 7.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
Surcharge after expiration - Late payment is unavoidable $700.00 $350.00 $175.00
Surcharge after expiration - Late payment is unintentional $1,640.00 $820.00 $410.00