Process for producing fuel cell catalysts, and fuel cell catalyst

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9139450
APP PUB NO 20110053049A1
SERIAL NO

12934198

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A process for producing fuel cell catalysts includes a step (I) of heating a carbonitride of a transition metal in an inert gas containing oxygen, and a step (II) of heating the product from the step (I) in an inert gas that does not substantially contain oxygen.

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

  • SHOWA DENKO K.K.

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Imai, Takuya Chiba, JP 98 618
Monden, Ryuji Chiba, JP 72 460
Shishikura, Toshikazu Chiba, JP 31 235

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
11.5 Year Payment $7400.00 $3700.00 $1850.00 Mar 22, 2027
Fee Large entity fee small entity fee micro entity fee
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