Patent US2834243A successfully refreshed from Google Patents.
US2834243A
Expired / Lapsed
US
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Tone generators for electronic musical instruments
Assignee: Miessner Inventions Inc
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Filing: 1952-02-07
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Granted: 1958-05-13
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Expires: 1972-02-07
Abstract
No abstract record available.
Inventors
- 👤 Benjamin F Miessner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 19:36
CPC Classifications
G; G10; G10H; G10H3/00; G10H3/12; G10H3/14; G10H3/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2254840A
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US2284911A
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US2413062A
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US2542611A
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US2553927A
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US2616218A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-05-12 | 1961-11-11 | 1962-05-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-12 | 1965-11-11 | 1966-05-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-12 | 1969-11-11 | 1970-05-13 | $7700.00 | Window Closed / Lapsed |