US2868982A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Very high frequency tuner
Assignee: Admiral Corp
•
Filing: 1954-02-23
•
Granted: 1959-01-13
•
Expires: 1974-02-23
Abstract
No abstract record available.
Inventors
- 👤 Reuben C Carlson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 09:54
CPC Classifications
H; H03; H03J; H03J5/00; H03J5/02; H03J5/04; H03J5/10
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1633870A
Cited
US1983680A
Cited
US2496183A
Cited
US2627579A
Cited
US2611807A
Cited
US2657365A
Cited
US2585844A
Cited
US2772354A
Cited
US2772351A
Cited
US2706252A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-01-12 | 1962-07-14 | 1963-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-12 | 1966-07-14 | 1967-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-12 | 1970-07-14 | 1971-01-13 | $7700.00 | Window Closed / Lapsed |