US3058075A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Turret tuner with fine tuning control
Assignee: Zenith Electronics LLC
•
Filing: 1961-02-15
•
Granted: 1962-10-09
•
Expires: 1981-02-15
Abstract
No abstract record available.
Inventors
- 👤 Eugene J Polley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:32
CPC Classifications
H; H03; H03J; H03J1/00; H03J1/06; H03J1/14; Y; Y10; Y10S; Y10S116/00; Y10S116/29
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2600119A
Cited
US2981838A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-08 | 1966-04-09 | 1966-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-08 | 1970-04-09 | 1970-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-08 | 1974-04-09 | 1974-10-09 | $7700.00 | Window Closed / Lapsed |