Method for producing cumene

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 11912638
APP PUB NO 20220363611A1
SERIAL NO

17633744

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A method for producing cumene involves subjecting cumyl alcohol to (a) hydrocracking reaction, or (b) dehydration and subsequent hydrogenation reaction, to obtain cumene. The method includes the following steps:

    (A): feeding a liquid containing cumene to a reactor loaded with a catalyst,(B): feeding hydrogen and a liquid containing cumyl alcohol to the reactor after the step (A).

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
SUMITOMO CHEMICAL COMPANY LIMITED27-1 SHINKAWA 2-CHOME CHUO-KU TOKYO 1048260 ?1048260

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Ikeda, Shoko Ichihara, JP 3 0
Koike, Hirofumi Sodegaura, JP 9 19
Uekusa, Tatsuro Ichihara, JP 1 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 Aug 27, 2027
7.5 Year Payment $3600.00 $1800.00 $900.00 Aug 27, 2031
11.5 Year Payment $7400.00 $3700.00 $1850.00 Aug 27, 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