US2861235A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Servosystem control unit for antenna rotators
Assignee: Cornell Dubilier Electronics Inc
•
Filing: 1954-06-22
•
Granted: 1958-11-18
•
Expires: 1974-06-22
Abstract
No abstract record available.
Inventors
- 👤 Joseph P Chadowski
- 👤 Anthony G Turk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 05:17
CPC Classifications
H; H01; H01Q; H01Q3/00; H01Q3/02; H01Q3/04; G; G05; G05D; G05D3/00; G05D3/12; G05D3/125; G05D3/127
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2090812A
Cited
US2340174A
Cited
US2578347A
Cited
US2436068A
Cited
US2680223A
Cited
US2682628A
Cited
US2682629A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-11-17 | 1962-05-19 | 1962-11-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-17 | 1966-05-19 | 1966-11-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-17 | 1970-05-19 | 1970-11-18 | $7700.00 | Window Closed / Lapsed |