US2849669A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electronic closed loop system
Assignee: Consolidated Electrodynamics Corp
•
Filing: 1955-10-25
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Granted: 1958-08-26
•
Expires: 1975-10-25
Abstract
No abstract record available.
Inventors
- 👤 John F Kinkel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:15
CPC Classifications
G; G01; G01R; G01R17/00; G01R17/02; G01R17/06; G01R17/08; G05; G05D; G05D3/00; G05D3/12; G05D3/14; G05D3/1409
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2734736A
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US2190482A
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US2208623A
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US2293502A
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US2285769A
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US2581456A
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US2780101A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-08-25 | 1962-02-24 | 1962-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-08-25 | 1966-02-24 | 1966-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-08-25 | 1970-02-24 | 1970-08-26 | $7700.00 | Window Closed / Lapsed |