US3544696A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plural electromagnetic pickup system for stringed musical instrument with tone and volume controls
Assignee: Individual
•
Filing: 1969-09-29
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Granted: 1970-12-01
•
Expires: 1989-09-29
Abstract
No abstract record available.
Inventors
- 👤 Paul Daniel Broussard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 00:43
CPC Classifications
G; G10; G10D; G10D1/00; G10D1/04; G10D1/05; G10D1/08; G10D1/085; G10H; G10H3/00; G10H3/12; G10H3/14; G10H3/18; G10H3/181; G10H3/182; G10H2220/00; G10H2220/461; G10H2220/505
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-30 | 1974-06-01 | 1974-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-30 | 1978-06-01 | 1978-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-30 | 1982-06-01 | 1982-12-01 | $7700.00 | Window Closed / Lapsed |