Patent US4358515A successfully refreshed from Google Patents.
US3018680A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical musical instrument
Assignee: Individual
•
Filing: 1959-12-03
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Granted: 1962-01-30
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Expires: 1979-12-03
Abstract
No abstract record available.
Inventors
- 👤 Paul Les
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:40
CPC Classifications
G; G10; G10H; G10H3/00; G10H3/12; G10H3/14; G10H3/18; G10H3/185; G10H2220/00; G10H2220/461; G10H2220/465; G10H2220/475; G10H2220/485
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US509240A
Cited
US660953A
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US1516947A
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US1948104A
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US2033440A
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US2048515A
Cited
US2486647A
Cited
US2612072A
Cited
US2709388A
Cited
US2918837A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-01-29 | 1965-07-31 | 1966-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-29 | 1969-07-31 | 1970-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-29 | 1973-07-31 | 1974-01-30 | $7700.00 | Window Closed / Lapsed |