GOLF CLUB
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Jan 29, 2015
app pub date -
Jul 25, 2014
filing date -
Jul 26, 2013
priority date (Note) -
Abandoned
status (Latency Note)
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Importance

US Family Size
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Non-US Coverage
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Abstract
A golf club 52 includes a shaft 56, a head 54 including a hosel, a sleeve 58 fixed to a tip part of the shaft 56, a grip 60 fixed to a back end part of the shaft 56, and a connecting member 10 which can be connected to the sleeve 58. The shaft 56 is detachably attached to the head 54. The shaft 56 includes an exposed part Ex. The sleeve 58 can be fixed to the head 54 at a plurality of circumferential direction fixed positions. A three-dimensional angle of the shaft 56 to the head 54 is changed depending on the circumferential direction fixed positions of the sleeve 58. The head 54 includes a head marking Hm. The exposed part Ex includes a shaft marking Sm for confirming the circumferential direction fixed positions.
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 | |
---|---|---|
DUNLOP SPORTS CO LTD | 6-9 WAKINOHAMA-CHO 3-CHOME CHUO-KU KOBE-SHI HYOGO |
International Classification(s)
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
MATSUNAGA, Kiyofumi | Kobe-shi, JP | 34 | 479 |
# of filed Patents : 34 Total Citations : 479 | |||
MIZUTANI, Naruhiro | Kobe-shi, JP | 81 | 442 |
# of filed Patents : 81 Total Citations : 442 | |||
YAMASAWA, Kota | Kobe-shi, JP | 3 | 31 |
# of filed Patents : 3 Total Citations : 31 |
Cited Art Landscape
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Patent Citation Ranking
- 3 Citation Count
- A63B Class
- 11.32 % this patent is cited more than
- 10 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jul 29, 2026 |
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 |
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