US3247308A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic musical instrument
Assignee: Individual
•
Filing: 1961-01-25
•
Granted: 1966-04-19
•
Expires: 1981-01-25
Abstract
No abstract record available.
Inventors
- 👤 Richard H Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 03:54
CPC Classifications
G; G10; G10H; G10H1/00; G10H1/36; G10H1/40; G10H1/42
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
A MUSICAL INSTRUMENT HAVING A SET OF PLAYING KEYS, ONE FOR EACH CONSECUTIVE SEMI-TONE OF THE MUSICAL SCALE OVER A PREDETERMINED RANGE; MEANS SELECTIVELY CONTROLLED BY SAID KEYS FOR CAUSING THE SOUNDING OF THE VARIOUS SEMITONES SELECTED BY THE PLAYER; EACH KEY BEING MOVABLE TO AND FRO BETWEEN AN UPPER, RELEASED POSITION IN WHICH NO SOUND RESULTS, AND A LOWER, DEPRESSED, PLAYING CONDITION IN WHICH THE APPROPRIATE PITCHED SOUND RESULTS; AN ADDITIONAL SOURCE OF RELATIVELY UNPITCHED SOUND; AND MEANS OPERATIVELY CONNECTED TO EACH OF SAID KEYS AND TO SAID UNPITCHED SOURCE, FOR CAUSING THE DELIVERY OF A BURST OF UNPITCHED SOUND, AT A PREDETERMINED TIME WITH RESPECT TO THE INSTANT WHEN SAID KEY IS RELEASED.
Claim 2
Dependent Claim
115 words
A MUSICAL INSTRUMENT HAVING A SET OF PLAYING KEYS, ONE FOR EACH CONSECUTIVE SEMI-TONE OF THE MUSICAL SCALE OVER A PREDETERMINED RANGE; MEANS SELECTIVELY CONTROLLED BY SAID KEYS FOR CAUSING THE SOUNDING OF THE VARIOUS SEMITONES SELECTED BY THE PLAYER; EACH KEY BEING MOVABLE TO AND FRO BETWEEN AN UPPER, RELEASED POSITION IN WHICH NO SOUND RESULTS, AND A LOWER, DEPRESSED, PLAYING CONDITION IN WHICH THE APPROPRIATE PITCHED SOUND RESULTS; AN ADDITIONAL SOURCE OF RELATIVELY UNPITCHED SOUND; AND MEANS OPERATIVELY CONNECTED TO EACH OF SAID KEYS AND TO SAID UNPITCHED SOURCE, FOR CAUSING THE DELIVERY OF A BURST OF UNPITCHED SOUND, AT A PREDETERMINED TIME WITH RESPECT TO THE INSTANT WHEN SAID KEY IS RELEASED.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |