US3069639A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turret tuner with coaxial vernier adjustment
Assignee: Oak Manufacturing Co
•
Filing: 1960-08-01
•
Granted: 1962-12-18
•
Expires: 1980-08-01
Abstract
No abstract record available.
Inventors
- 👤 Norman D Cappelle
- 👤 John J Kornacker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:32
CPC Classifications
H; H03; H03J; H03J1/00; H03J1/06; H03J1/14; H03J1/12; H03J5/00; H03J5/24; H03J5/26; H03J5/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2584120A
Cited
US2620378A
Cited
US2821622A
Cited
US2821624A
Cited
US2922881A
Cited
US2947866A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-17 | 1966-06-18 | 1966-12-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-17 | 1970-06-18 | 1970-12-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-17 | 1974-06-18 | 1974-12-18 | $7700.00 | Window Closed / Lapsed |