Multilayer structure, inner liner for pneumatic tire, and pneumatic tire
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Jan 16, 2018
Grant Date -
Apr 10, 2014
app pub date -
May 31, 2012
filing date -
May 31, 2011
priority date (Note) -
In Force
status (Latency Note)
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Abstract
To provide a multilayer structure having high gas barrier property and crack resistance as well as excellent fatigue resistance, an inner liner for a pneumatic tire using such a multilayer structure, and a pneumatic tire comprising the inner liner. According to the present invention, in a multilayer structure 1 including a barrier layer 2 and an elastomer layer 3, a proportion of a thickness of the elastomer layer 3 in the multilayer structure ((U1+U2+ . . . +Un)/T) is 60% or more.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
BRIDGESTONE CORPORATION | TOKYO | |
KURARAY CO LTD | KURASHIKI-SHI OKAYAMA 710-0801 |
International Classification(s)

- 2012 Application Filing Year
- B60C Class
- 650 Applications Filed
- 591 Patents Issued To-Date
- 90.93 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Amamoto, Tetsuo | Kodaira, JP | 11 | 77 |
# of filed Patents : 11 Total Citations : 77 | |||
Hayashi, Nahoto | Kurashiki, JP | 24 | 246 |
# of filed Patents : 24 Total Citations : 246 | |||
Hikasa, Masao | Kibi chuo-cho, JP | 13 | 136 |
# of filed Patents : 13 Total Citations : 136 | |||
Kitano, Hideki | Yoshikawa, JP | 30 | 336 |
# of filed Patents : 30 Total Citations : 336 | |||
Tanaka, Takatsugu | Kokubunji, JP | 8 | 55 |
# of filed Patents : 8 Total Citations : 55 | |||
Tanaka, Yusuke | Kamisu, JP | 410 | 2974 |
# of filed Patents : 410 Total Citations : 2974 |
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Patent Citation Ranking
- 0 Citation Count
- B60C Class
- 0 % this patent is cited more than
- 7 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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7.5 Year Payment | $3600.00 | $1800.00 | $900.00 | Jul 16, 2025 |
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jul 16, 2029 |
Fee | Large entity fee | small entity fee | micro entity fee |
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Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
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Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
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