US3435722A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stringed musical instrument
Assignee: KENNETH V PAUL
•
Filing: 1964-08-05
•
Granted: 1969-04-01
•
Expires: 1984-08-05
Abstract
No abstract record available.
Inventors
- 👤 Kenneth V Paul
- 👤 William F Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:49
CPC Classifications
G; G10; G10D; G10D3/00; G10D3/14; G10D3/147
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2467086A
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US2257995A
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US2458263A
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US2531569A
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US2844985A
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US2973682A
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US3014395A
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US3136198A
Cited
US3352188A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-31 | 1972-09-30 | 1973-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-31 | 1976-09-30 | 1977-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-31 | 1980-09-30 | 1981-04-01 | $7700.00 | Window Closed / Lapsed |