Patent US2864275A successfully refreshed from Google Patents.
US2864275A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Musical educational board
Assignee: Individual
•
Filing: 1954-07-14
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Granted: 1958-12-16
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Expires: 1974-07-14
Abstract
No abstract record available.
Inventors
- 👤 Alton L Fraleigh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:45
CPC Classifications
G; G09; G09B; G09B15/00; G09B15/02; G10; G10G; G10G1/00; Y; Y10; Y10S; Y10S428/00; Y10S428/90; Y10S52/00; Y10S52/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US251167A
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US1433850A
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US1531070A
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US1879002A
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US2144184A
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US2254498A
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US2330951A
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US2643466A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-15 | 1962-06-16 | 1962-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-15 | 1966-06-16 | 1966-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-15 | 1970-06-16 | 1970-12-16 | $7700.00 | Window Closed / Lapsed |