Patent US3678796A successfully refreshed from Google Patents.
US3678796A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Music slide rule
Assignee: Individual
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Filing: 1970-10-12
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Granted: 1972-07-25
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Expires: 1990-10-12
Abstract
Abstract A device consisting of a rule and transparent slides with the rule inscribed with the great staff and keys of a piano, while the slides may have the various notes of a major scale, triad, etc., inscribed thereon such that the notes simultaneously appear on the great staff and keyboard.
Inventors
- 👤 Vito Puopolo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:43
CPC Classifications
G; G09; G09B; G09B15/00; G09B15/001; G09B15/004; G09B15/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
119 words
A music slide rule for the teaching of music theory comprising, a rule having, the great staff inscribed along one edge, a piano keyboard inscribed along an opposing edge, said great staff and keyboard are aligned such that identical notes are positionally represented opposite one another, said inscribed great staff having preselective portions of preselected spaces shaded to indicate flatted or sharped notes for alignment with flatted or sharped keys on said keyboard, a transparent slide free to move up or down the scale to selected scale positions having, dual note designations for simultaneous registration on the great staff and keyboard, said note designations on said slide representing a chord, scale, interval, or a preprogrammed lesson in music theory.
Claim 2
Dependent Claim
119 words
A music slide rule for the teaching of music theory comprising, a rule having, the great staff inscribed along one edge, a piano keyboard inscribed along an opposing edge, said great staff and keyboard are aligned such that identical notes are positionally represented opposite one another, said inscribed great staff having preselective portions of preselected spaces shaded to indicate flatted or sharped notes for alignment with flatted or sharped keys on said keyboard, a transparent slide free to move up or down the scale to selected scale positions having, dual note designations for simultaneous registration on the great staff and keyboard, said note designations on said slide representing a chord, scale, interval, or a preprogrammed lesson in music theory.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-07-25 | 1976-01-24 | 1976-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-25 | 1980-01-24 | 1980-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-25 | 1984-01-24 | 1984-07-25 | $7700.00 | Window Closed / Lapsed |