US3283056A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Controlled harmonization for musical instruments
Assignee: Chicago Musical Instrument Co
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Filing: 1962-02-08
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Granted: 1966-11-01
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Expires: 1982-02-08
Abstract
No abstract record available.
Inventors
- 👤 Jack C Cookerly
- 👤 George R Hall
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:34
CPC Classifications
G; G10; G10H; G10H1/00; G10H1/36; G10H1/38
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
IN A KEYED MUSICAL INSTRUMENT INCLUDING A SERIES OF TONE SIGNAL SOURCES AND AN OUTPUT MEANS, EACH OF SAID SIGNAL SOURCES INCLUDING A COUPLING CIRCUIT FOR COUPLING THE TONE SIGNAL SOURCE TO THE OUTPUT MEANS, THE COMBINATION COMPRISING: (A) FIRST MEANS, RESPONSIVE TO THE DEPRESSION OF GIVEN TONE-PRODUCING KEYS, FOR PARTIALLY COMPLETING THE COUPLING CIRCUITS OF A PREDETERMINED NUMBER OF HARMONICALLY RELATED SIGNAL SOURCES; AND (B) SECOND MEANS RESPONSIVE TO THE DEPRESSION OF A FURTHER SINGLE TONE-PRODUCING KEY, FOR COMPLETING THE PARTIALLY COMPLETED COUPLING CIRCUITS, THEREBY COUPLING SAID PREDETERMINED NUMBER OF SIGNAL SOURCES SIMULTANEOUSLY THEREWITH TO SAID OUTPUT MEANS.
Claim 2
Dependent Claim
99 words
IN A KEYED MUSICAL INSTRUMENT INCLUDING A SERIES OF TONE SIGNAL SOURCES AND AN OUTPUT MEANS, EACH OF SAID SIGNAL SOURCES INCLUDING A COUPLING CIRCUIT FOR COUPLING THE TONE SIGNAL SOURCE TO THE OUTPUT MEANS, THE COMBINATION COMPRISING: (A) FIRST MEANS, RESPONSIVE TO THE DEPRESSION OF GIVEN TONE-PRODUCING KEYS, FOR PARTIALLY COMPLETING THE COUPLING CIRCUITS OF A PREDETERMINED NUMBER OF HARMONICALLY RELATED SIGNAL SOURCES; AND (B) SECOND MEANS RESPONSIVE TO THE DEPRESSION OF A FURTHER SINGLE TONE-PRODUCING KEY, FOR COMPLETING THE PARTIALLY COMPLETED COUPLING CIRCUITS, THEREBY COUPLING SAID PREDETERMINED NUMBER OF SIGNAL SOURCES SIMULTANEOUSLY THEREWITH TO SAID OUTPUT MEANS.
References Cited (Backward Citations)
US2687665A
Cited
US3040612A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |