Pneumatic radial tires
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Jan 12, 1988
Issued Date -
N/A
app pub date -
Mar 7, 1986
filing date -
Sep 13, 1979
priority date (Note) -
Expired
status (Latency Note)
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Abstract
A pneumatic radial tire comprising a carcass of a radial structure and a belt superimposed about a crown portion of the carcass is disclosed. The belt is composed of at least one open-twisted steel cord layer formed by embedding open-twisted steel cords. Each cord is composed of 4-5 steel filaments and having an elongation of 0.2-0.7% under a load of 5 kg/cord and a twisting pitch of 8-16 mm, in a coating rubber having a 100% modulus of 30-70 kg/cm.sup.2.
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 | |
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BRIDGESTONE TIRE COMPANY LIMITED | 10-1 KYOBASHI 1-CHOME CHUO-KU TOKYO |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Kojima, Koichi | Higashimurayama, JP | 86 | 812 |
# of filed Patents : 86 Total Citations : 812 | |||
Koyama, Eiichi | Higashimurayama, JP | 5 | 215 |
# of filed Patents : 5 Total Citations : 215 | |||
Kusakabe, Noboru | Ohme, JP | 4 | 41 |
# of filed Patents : 4 Total Citations : 41 | |||
Morimoto, Masaaki | Sakato, JP | 6 | 90 |
# of filed Patents : 6 Total Citations : 90 |
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Patent Citation Ranking
- 14 Citation Count
- B60C Class
- 0 % this patent is cited more than
- 37 Age
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Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
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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 |
Full Text

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Jan 08, 2025 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 8TH YR, SMALL ENTITY (ORIGINAL EVENT CODE: M2552); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY year of fee payment: 8 |
Jan 11, 2021 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 4TH YR, SMALL ENTITY (ORIGINAL EVENT CODE: M2551); ENTITY STATUS OF PATENT OWNER: SMALL ENTITY year of fee payment: 4 |
Jul 11, 2017 | I | Issuance | |
Jun 21, 2017 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Jan 11, 2016 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNOR:TANSEY, FRANCIS X., JR.;REEL/FRAME:037461/0553 Owner name: FOUNTAIN MASTER, LLC, NEW JERSEY Effective Date: Jan 11, 2016 |
Jun 04, 2015 | P | Published | |
Feb 12, 2015 | F | Filing |

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