Patent US2620262A successfully refreshed from Google Patents.
Patent US3010416A successfully refreshed from Google Patents.
US3010416A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radio control system
Assignee: AT&T Inc
•
Filing: 1945-05-17
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Granted: 1961-11-28
•
Expires: 1965-05-17
Abstract
No abstract record available.
Inventors
- 👤 George E Mueller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 10:53
CPC Classifications
F; F41; F41G; F41G7/00; F42; F42B; F42B19/00; F42B19/01
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-11-27 | 1965-05-29 | 1965-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-11-27 | 1969-05-29 | 1969-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-11-27 | 1973-05-29 | 1973-11-28 | $7700.00 | Window Closed / Lapsed |