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Patent US2614448A successfully refreshed from Google Patents.
US2614448A
Expired / Lapsed
US
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Bridges for stringed musical instruments
Assignee: FRENCH AMERICAN REEDS Manufacturing CO I
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Filing: 1951-12-29
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Granted: 1952-10-21
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Expires: 1971-12-29
Abstract
No abstract record available.
Inventors
- 👤 Maccaferri Mario
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 06:04
CPC Classifications
G; G10; G10D; G10D3/00; G10D3/04; G10D1/00; G10D1/04; G10D1/05; G10D1/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE343636C
Cited
US1170999A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-21 | 1956-04-21 | 1956-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-21 | 1960-04-21 | 1960-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-21 | 1964-04-21 | 1964-10-21 | $7700.00 | Window Closed / Lapsed |