Patent US2964985A successfully refreshed from Google Patents.
US2964985A
Expired / Lapsed
US
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Sound pick up device for stringed instruments
Assignee: Fred Gretsch Manufacturing Co
•
Filing: 1956-12-12
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Granted: 1960-12-20
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Expires: 1976-12-12
Abstract
No abstract record available.
Inventors
- 👤 James D Webster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 16:44
CPC Classifications
G; G10; G10H; G10H3/00; G10H3/12; G10H3/14; G10H3/18; G10H3/183; Y; Y10; Y10S; Y10S84/00; Y10S84/21
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2114019A
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US2175325A
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DE717842C
Cited
US2294861A
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Cited
US2612072A
Cited
US2897709A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-20 | 1964-06-20 | 1964-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-20 | 1968-06-20 | 1968-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-20 | 1972-06-20 | 1972-12-20 | $7700.00 | Window Closed / Lapsed |