US3248470A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic piano having means responsive to the velocity of the action
Assignee: MUSICCO LLC
•
Filing: 1963-04-24
•
Granted: 1966-04-26
•
Expires: 1983-04-24
Abstract
No abstract record available.
Inventors
- 👤 Markowitz Jerome
- 👤 Milton F Nelson
- 👤 Edwin H Strain
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 22:40
CPC Classifications
G; G10; G10H; G10H1/00; G10H1/02; G10H1/04; G10H1/053; G10H1/055; G10H1/0555; Y; Y10; Y10S; Y10S84/00; Y10S84/07; Y10S84/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
62 words
AN ELECTRONIC PIANO COMPRISING A KEY OPERATED ACTION, VELOCITY SENSITIVE TRANSDUCER MEANS FOR DIRECTLY TRANSDUCING THE VELOCITY OF A STRUCK KEY INTO AN ELECTRIC SIGNAL PROPORTIONAL THERETO, A TUNED CIRCUIT OSCILLATOR, AND MEANS FOR APPLYING THE ELECTRIC SIGNAL TO SAID TUNED CIRCUIT OSCILLATOR TO CONTROL THE OUTPUT OF SAID TUNED CIRCUIT OSCILLATOR, AND AUDIO OUTPUT MEANS CONNECTED TO SAID TUNED CIRCUIT OSCILLATOR.
Claim 2
Dependent Claim
62 words
AN ELECTRONIC PIANO COMPRISING A KEY OPERATED ACTION, VELOCITY SENSITIVE TRANSDUCER MEANS FOR DIRECTLY TRANSDUCING THE VELOCITY OF A STRUCK KEY INTO AN ELECTRIC SIGNAL PROPORTIONAL THERETO, A TUNED CIRCUIT OSCILLATOR, AND MEANS FOR APPLYING THE ELECTRIC SIGNAL TO SAID TUNED CIRCUIT OSCILLATOR TO CONTROL THE OUTPUT OF SAID TUNED CIRCUIT OSCILLATOR, AND AUDIO OUTPUT MEANS CONNECTED TO SAID TUNED CIRCUIT OSCILLATOR.
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) | 1969-04-25 | 1969-10-25 | 1970-04-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-25 | 1973-10-25 | 1974-04-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-25 | 1977-10-25 | 1978-04-26 | $7700.00 | Window Closed / Lapsed |