Tubular member for exhaust gas treatment device and exhaust gas treatment device using the tubular member, and method of manufacturing tubular member for exhaust gas treatment device

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11773762
APP PUB NO 20220275744A1
SERIAL NO

17644369

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A tubular member for an exhaust gas treatment device according to at least one embodiment of the present invention includes: a tubular main body made of a metal; and an insulating layer formed at least on an inner peripheral surface of the tubular main body. The insulating layer contains glass containing a crystalline substance, and the insulating layer has a porosity of from 1% to 12%.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
NGK INSULATORS LTD2-56 SUDA-CHO MIZUHO-KU NAGOYA-SHI AICHI-PREFECTURE 467-8530

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Oshita, Yusuke Nagoya, JP 3 0
Tomita, Takahiro Chita, JP 80 469
Yamamoto, Kisuke Kuwana, JP 8 5

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 Apr 3, 2027
7.5 Year Payment $3600.00 $1800.00 $900.00 Apr 3, 2031
11.5 Year Payment $7400.00 $3700.00 $1850.00 Apr 3, 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