Patent US1966855A successfully refreshed from Google Patents.
US2860313A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Inductive tuning device
Assignee: Emerson Radio Corp
•
Filing: 1953-09-04
•
Granted: 1958-11-11
•
Expires: 1973-09-04
Abstract
No abstract record available.
Inventors
- 👤 Dorman D Israel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:25
CPC Classifications
H; H01; H01F; H01F21/00; H01F21/02; H01F21/08
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1896510A
Cited
US2089859A
Cited
US2159754A
Cited
US2255915A
Cited
US2179305A
Cited
US2181202A
Cited
US2466028A
Cited
US2329021A
Cited
US2375911A
Cited
US2555511A
Cited
US2563899A
Cited
US2503155A
Cited
US2579996A
Cited
AT170234B
Cited
US2703391A
Cited
US2762020A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-10 | 1962-05-12 | 1962-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-10 | 1966-05-12 | 1966-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-10 | 1970-05-12 | 1970-11-11 | $7700.00 | Window Closed / Lapsed |