US3422210A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chord selecting device in electronic organs
Assignee: Nippon Gakki Co Ltd
•
Filing: 1965-06-24
•
Granted: 1969-01-14
•
Expires: 1985-06-24
Abstract
No abstract record available.
Inventors
- 👤 Choshi Enya
- 👤 Michihiro Hiraoka
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 12:26
CPC Classifications
G; G10; G10H; G10H1/00; G10H1/36; G10H1/38; G10H2210/00; G10H2210/571; G10H2210/596; G10H2210/601; G10H2210/616; Y; Y10; Y10S; Y10S84/00; Y10S84/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3099700A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-01-14 | 1972-07-15 | 1973-01-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-01-14 | 1976-07-15 | 1977-01-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-01-14 | 1980-07-15 | 1981-01-14 | $7700.00 | Window Closed / Lapsed |