US2682859A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tuning dial assembly for electrical apparatus
Assignee: AT&T Inc
•
Filing: 1951-12-27
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Granted: 1954-07-06
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Expires: 1971-12-27
Abstract
No abstract record available.
Inventors
- 👤 Rhinchardt M Jensen
- 👤 Charles T Samek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:49
CPC Classifications
H; H03; H03J; H03J1/00; H03J1/06; H03J1/14; Y; Y10; Y10S; Y10S116/00; Y10S116/46; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/18576; Y10T74/18752; Y10T74/20; Y10T74/20396; Y10T74/20474; Y10T74/20576; Y10T74/20732; Y10T74/20834; Y10T74/2084
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-07-05 | 1958-01-04 | 1958-07-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-07-05 | 1962-01-04 | 1962-07-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-07-05 | 1966-01-04 | 1966-07-06 | $7700.00 | Window Closed / Lapsed |