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US2565100A
Expired / Lapsed
US
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Harmonica
Assignee: Individual
•
Filing: 1949-04-12
•
Granted: 1951-08-21
•
Expires: 1969-04-12
Abstract
No abstract record available.
Inventors
- 👤 John R Tate
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:05
CPC Classifications
G; G10; G10D; G10D7/00; G10D7/12; G10D7/14; Y; Y10; Y10S; Y10S84/00; Y10S84/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1518257A
Cited
US2228881A
Cited
US2356368A
Cited
US2459184A
Cited
US2462531A
Cited
US2460408A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-08-20 | 1955-02-19 | 1955-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-08-20 | 1959-02-19 | 1959-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-08-20 | 1963-02-19 | 1963-08-21 | $7700.00 | Window Closed / Lapsed |