US3247311A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic musical instrument
Assignee: Individual
•
Filing: 1961-07-13
•
Granted: 1966-04-19
•
Expires: 1981-07-13
Abstract
No abstract record available.
Inventors
- 👤 Jenny Georges
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:40
CPC Classifications
G; G10; G10H; G10H1/00; G10H1/02; G10H1/04; G10H1/053; G10H1/055; G10H1/0555; G10H1/0551
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
AN ELECTRONIC MUSICAL INSTRUMENT COMPRISING OSCILLATOR MEANS FOR GENERATING OSCILLATIONS IN A RANGE OF MUSICAL FREQUENCIES, FREQUENCY-CONTROL MEANS FOR SAID OSCILLATOR MEANS, A SUPPORT, A LATERALLY MOVABLE KEYBOARD ON SAID SUPPORT WITH A SET OF KEYS FOR INDIVIDUALLY ACTUATING SAID FREQUENCY-CONTROL MEANS AND GENERATING AN OSCILLATION CHARACTERISTIC OF EACH KEY, ELECTROACOUSTIC TRANSDUCER MEANS FOR CONVERTING SAID OSCILLATIONS INTO SOUND WAVES, AND ADJUSTABLE CIRCUIT MEANS BETWEEN SAID OSCILLATOR MEANS AND SAID TRANSDUCER MEANS FOR SELECTIVELY ALTERING THE CHARACTER OF SAID OSCILLATIONS, SAID CIRCUIT MEANS INCLUDING A CAPACITOR WITH A MOVABLE PLATE SECURED TO SAID KEYBOARD AND A FIXED PLATE ON SAID SUPPORT ADJACENT SAID MOVABLE PLATE.
Claim 2
Dependent Claim
105 words
AN ELECTRONIC MUSICAL INSTRUMENT COMPRISING OSCILLATOR MEANS FOR GENERATING OSCILLATIONS IN A RANGE OF MUSICAL FREQUENCIES, FREQUENCY-CONTROL MEANS FOR SAID OSCILLATOR MEANS, A SUPPORT, A LATERALLY MOVABLE KEYBOARD ON SAID SUPPORT WITH A SET OF KEYS FOR INDIVIDUALLY ACTUATING SAID FREQUENCY-CONTROL MEANS AND GENERATING AN OSCILLATION CHARACTERISTIC OF EACH KEY, ELECTROACOUSTIC TRANSDUCER MEANS FOR CONVERTING SAID OSCILLATIONS INTO SOUND WAVES, AND ADJUSTABLE CIRCUIT MEANS BETWEEN SAID OSCILLATOR MEANS AND SAID TRANSDUCER MEANS FOR SELECTIVELY ALTERING THE CHARACTER OF SAID OSCILLATIONS, SAID CIRCUIT MEANS INCLUDING A CAPACITOR WITH A MOVABLE PLATE SECURED TO SAID KEYBOARD AND A FIXED PLATE ON SAID SUPPORT ADJACENT SAID MOVABLE PLATE.
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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 |