Patent US3124028A successfully refreshed from Google Patents.
US3124028A
Expired / Lapsed
US
⏱️ 0.0 years remaining
elston
Assignee: —
•
Filing: —
•
Granted: 1964-03-10
•
Expires: 1981-03-10
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 07:25
CPC Classifications
G; G10; G10G; G10G1/00; G10G1/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
167 words
A DEVICE FOR TEACHING PLAYING OF A MUSICAL INSTRUMENT HAVING A SERIES OF KEYS, COMPRISING A CABINET SHAPED TO SEAT UPON THE INSTRUMENT, SAID CABINET HAVING A FRONT PANEL DISPOSABLE VERTICALLY TRANSVERSELY ACROSS THE KEYS, A FIRST SERIES OF LAMPS ON THE PANEL DISPOSED HORIZONTALLY TO ALIGN WITH THE RESPECTIVE KEYS, A SECOND SERIES OF LAMPS ON THE PANEL REPRESENTING NUMERICALLY SUCCESSIVE BARS OF MUSIC TO BE PLAYED ON THE INSTRUMENT, AN ENDLESS BELT IN THE CABINET, ROLLER MEANS REMOVABLY MOUNTING THE BELT FOR TRAVEL CONTINUOUSLY IN THE DIRECTION OF ITS LENGTH, MOTOR MEANS CONNECTED TO THE ROLLER MEANS TO DRIVE THE SAME, SAID BELT HAVING TWO GROUPS OF ROWS OF HOLES, SENSING ELEMENTS SUPPORTED IN THE CABINET ADJACENT THE BELT AND DISPOSED IN ALIGNMENT WITH SAID ROWS OF HOLES, A CONTACT BAR ADJACENT THE BELT CONTACTING SAID ELEMENTS WITH THE BELT DISPOSED THEREBETWEEN, AND ELECTRICAL MEANS IN CIRCUIT WITH THE CONTACT BAR, SENSING ELEMENTS FOR LIGHTING THE LAMPS SELECTIVELY AS THE BELT TRAVELS IN THE DIRECTION
Claim 2
Independent Claim
167 words
A DEVICE FOR TEACHING PLAYING OF A MUSICAL INSTRUMENT HAVING A SERIES OF KEYS, COMPRISING A CABINET SHAPED TO SEAT UPON THE INSTRUMENT, SAID CABINET HAVING A FRONT PANEL DISPOSABLE VERTICALLY TRANSVERSELY ACROSS THE KEYS, A FIRST SERIES OF LAMPS ON THE PANEL DISPOSED HORIZONTALLY TO ALIGN WITH THE RESPECTIVE KEYS, A SECOND SERIES OF LAMPS ON THE PANEL REPRESENTING NUMERICALLY SUCCESSIVE BARS OF MUSIC TO BE PLAYED ON THE INSTRUMENT, AN ENDLESS BELT IN THE CABINET, ROLLER MEANS REMOVABLY MOUNTING THE BELT FOR TRAVEL CONTINUOUSLY IN THE DIRECTION OF ITS LENGTH, MOTOR MEANS CONNECTED TO THE ROLLER MEANS TO DRIVE THE SAME, SAID BELT HAVING TWO GROUPS OF ROWS OF HOLES, SENSING ELEMENTS SUPPORTED IN THE CABINET ADJACENT THE BELT AND DISPOSED IN ALIGNMENT WITH SAID ROWS OF HOLES, A CONTACT BAR ADJACENT THE BELT CONTACTING SAID ELEMENTS WITH THE BELT DISPOSED THEREBETWEEN, AND ELECTRICAL MEANS IN CIRCUIT WITH THE CONTACT BAR, SENSING ELEMENTS FOR LIGHTING THE LAMPS SELECTIVELY AS THE BELT TRAVELS IN THE DIRECTION
References Cited (Backward Citations)
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Cited
US1324274A
Cited
US1607226A
Cited
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Cited
US2223009A
Cited
US2547535A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-03-10 | 1967-09-09 | 1968-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-03-10 | 1971-09-09 | 1972-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-03-10 | 1975-09-09 | 1976-03-10 | $7700.00 | Window Closed / Lapsed |