Rubber composition for tire and tire

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9873779
SERIAL NO

14983130

Stats

ATTORNEY / AGENT: (SPONSORED)

Importance

Loading Importance Indicators... loading....

Abstract

See full text

A rubber composition for tire inhibits increase in a Mooney viscosity and has satisfactory processability, abrasion resistance and mechanical strength. The rubber composition for tire comprises: 10 to 120 parts by mass of silica having a nitrogen adsorption specific surface area of 150 m2/g or more, based on 100 parts by mass of a rubber component, and 1 to 25 parts by mass of a silane coupling agent comprising a polysulfide coupling agent represented by the following formula (1), based on 100 parts by mass of the silica, wherein the polysulfide coupling agent comprises 83 to 87% by mass of disulfide of x=2 measured by high performance liquid chromatography and has a pH value of 7.7 to 8.2,

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

First Claim

See full text

Family

Loading Family data... loading....

Patent Owner(s)

Patent OwnerAddress
SUMITOMO RUBBER INDUSTRIES LTDKOBE CITY JAPAN HYOGO CENTRAL CRISP BANG TOWN 3 CHOME 6 NO 9 KOBE-SHI HYOGO

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nakamura, Masanobu Kobe, JP 66 786

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
7.5 Year Payment $3600.00 $1800.00 $900.00 Jul 23, 2025
11.5 Year Payment $7400.00 $3700.00 $1850.00 Jul 23, 2029
Fee Large entity fee small entity fee micro entity fee
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