Capo
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
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Apr 24, 2018
Issued Date -
N/A
app pub date -
Sep 14, 2016
filing date -
Sep 14, 2016
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A capo (10) suitable for a twelve string guitar, where string pairs of different gauges are used. The capo (10) includes a clamp arm (11) with a contact surface (12) for contacting the strings that includes a plurality of inclined portions (18) relative to a lateral extent of the clamp arm (11). The nature of the inclined portions (18) is such that adjacent strings (1st to 6th) of different gauges can be contacted with relatively even pressure upon the fingerboard (21).
First Claim
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Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
C7TH LIMITED | 27 WESTHAWE BRETTON PETERBOROUGH CAMBRIDGESHIRE PE3 8BA |
International Classification(s)

- 2016 Application Filing Year
- G10D Class
- 222 Applications Filed
- 187 Patents Issued To-Date
- 84.24 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Campling, Nicholas John | Peterborough, GB | 17 | 158 |
# of filed Patents : 17 Total Citations : 158 |
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Patent Citation Ranking
- 1 Citation Count
- G10D Class
- 30.46 % 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 | Oct 24, 2025 |
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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 |
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