Patent US2701327A successfully refreshed from Google Patents.
US2701327A
Expired / Lapsed
US
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Special relay control of servomotors
Assignee: Collins Radio Co
•
Filing: 1952-03-24
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Granted: 1955-02-01
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Expires: 1972-03-24
Abstract
No abstract record available.
Inventors
- 👤 Richard M Ringoen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 23:00
CPC Classifications
G; G05; G05D; G05D3/00; G05D3/10; G01; G01S; G01S1/00; G01S1/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2468179A
Cited
US2519667A
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US2511564A
Cited
US2484134A
Cited
US2454107A
Cited
US2651022A
Cited
US2590528A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-31 | 1958-08-02 | 1959-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-31 | 1962-08-02 | 1963-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-31 | 1966-08-02 | 1967-02-01 | $7700.00 | Window Closed / Lapsed |