US2467422A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic radio control apparatus
Assignee: Collins Radio Co
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Filing: 1946-08-02
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Granted: 1949-04-19
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Expires: 1966-08-02
Abstract
No abstract record available.
Inventors
- 👤 Warren B Bruene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 06:40
CPC Classifications
H; H03; H03J; H03J5/00; H03J5/02; H03J5/14; H03J5/146
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) | 1952-04-18 | 1952-10-18 | 1953-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-04-18 | 1956-10-18 | 1957-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-04-18 | 1960-10-18 | 1961-04-19 | $7700.00 | Window Closed / Lapsed |