Patent US3854370A successfully refreshed from Google Patents.
US3854370A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Training aid for stringed musical instrument
Assignee: Individual
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Filing: 1974-05-01
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Granted: 1974-12-17
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Expires: 1994-05-01
Abstract
Abstract A fingerboard having a light transmitting substrate is spaced from the neck of a guitar or similar musical instrument. A plate, having a finger placement pattern thereon, is received in the space between the neck and the fingerboard. In one embodiment, the plate is opaque and the pattern comprises light transmitting areas. Light is transmitted from a source within the neck through the light transmitting areas to the fingerboard. According to an alternate embodiment, the light source is integral with the plate. Several plates are provided, each having a designated finger placement pattern thereon.
Inventors
- 👤 S Sapinski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:22
CPC Classifications
G; G10; G10D; G10D1/00; G10D1/04; G10D1/05; G10D3/00; G10D3/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
134 words
A training aid for stringed instruments of the type having a neck and fingerboard, including guitars and mandolins, for assisting the player thereof in the proper placement of fingers on the fingerboard, said training aid comprising in combination: a. a stringed instrument neck; b. a fingerboard carried by said neck including i. an elongate light transmitting substrate spaced from said neck, ii. a plurality of spaced transverse frets upon the outer Surface of said substrate, and iii. a plurality of spaced strings extending longitudinally of said substrate over said frets; c. a fingering indicator including i. a plate insertable between said neck and said substrate carrying illuminatable indicia corresponding to a preselected fingering pattern; d. means for illuminating said indicia, and e. locating and retaining means for registering said chord indicator with said fingerboard.
Claim 2
Dependent Claim
134 words
A training aid for stringed instruments of the type having a neck and fingerboard, including guitars and mandolins, for assisting the player thereof in the proper placement of fingers on the fingerboard, said training aid comprising in combination: a. a stringed instrument neck; b. a fingerboard carried by said neck including i. an elongate light transmitting substrate spaced from said neck, ii. a plurality of spaced transverse frets upon the outer Surface of said substrate, and iii. a plurality of spaced strings extending longitudinally of said substrate over said frets; c. a fingering indicator including i. a plate insertable between said neck and said substrate carrying illuminatable indicia corresponding to a preselected fingering pattern; d. means for illuminating said indicia, and e. locating and retaining means for registering said chord indicator with said fingerboard.
References Cited (Backward Citations)
US1324274A
Cited
US3153970A
Cited
FR1325933A
Cited
US3218904A
Cited
FR1428567A
Cited
US3403591A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-12-16 | 1978-06-17 | 1978-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-12-16 | 1982-06-17 | 1982-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-12-16 | 1986-06-17 | 1986-12-17 | $7700.00 | Window Closed / Lapsed |