Patent US2859685A successfully refreshed from Google Patents.
Patent US3227028A successfully refreshed from Google Patents.
US3227028A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Capo or pitch changing device for fifth string of a banjo
Assignee: Individual
•
Filing: 1964-09-04
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Granted: 1966-01-04
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Expires: 1984-09-04
Abstract
No abstract record available.
Inventors
- 👤 Gordon M Simms
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:16
CPC Classifications
G; G10; G10D; G10D1/00; G10D1/04; G10D1/05; G10D1/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
A DEVICE FOR USE IN CHANGING THE PITCH OF A SINGLE STRING OF A STRINGED INSTRUMENT HAVING A FRETBOARD, COMPRISING A BODY MEMBER WITH A KNOB HANDLE AT ONE END AND A FINGER-LIKE EXTENSION ON THE OPPOSITE END, THE EXTENSION BEING PROVIDED WITH A GROOVE TO RECEIVE A SINGLE STRING, THE DEVICE BEING REMOVABLY WEDGED IN POSITION BETWEEN THE FRETBOARD AND THE STRING BY PRESSURE OF THE STRING IN THE GROOVE, WHEREBY THE STRING IS ELEVATED TO A POSITION ABOVE THE FRETBOARD TO VARY THE PITCH THEREOF.
Claim 2
Independent Claim
87 words
A DEVICE FOR USE IN CHANGING THE PITCH OF A SINGLE STRING OF A STRINGED INSTRUMENT HAVING A FRETBOARD, COMPRISING A BODY MEMBER WITH A KNOB HANDLE AT ONE END AND A FINGER-LIKE EXTENSION ON THE OPPOSITE END, THE EXTENSION BEING PROVIDED WITH A GROOVE TO RECEIVE A SINGLE STRING, THE DEVICE BEING REMOVABLY WEDGED IN POSITION BETWEEN THE FRETBOARD AND THE STRING BY PRESSURE OF THE STRING IN THE GROOVE, WHEREBY THE STRING IS ELEVATED TO A POSITION ABOVE THE FRETBOARD TO VARY THE PITCH THEREOF.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-01-03 | 1969-07-05 | 1970-01-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-03 | 1973-07-05 | 1974-01-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-03 | 1977-07-05 | 1978-01-04 | $7700.00 | Window Closed / Lapsed |