US3437312A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical signal and monitoring apparatus for redundant control system
Assignee: Bell Aerospace Corp
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Filing: 1966-11-01
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Granted: 1969-04-08
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Expires: 1986-11-01
Abstract
No abstract record available.
Inventors
- 👤 Gavin D Jenney
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 12:47
CPC Classifications
G; G05; G05B; G05B9/00; G05B9/02; G05B9/03; F; F15; F15B; F15B18/00; Y; Y10; Y10T; Y10T137/00; Y10T137/2496; Y10T137/2514; Y10T137/2521; Y10T137/2529
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2947286A
Cited
US2995014A
Cited
US3220317A
Cited
US3257911A
Cited
US3263572A
Cited
US3270623A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-04-07 | 1972-10-07 | 1973-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-04-07 | 1976-10-07 | 1977-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-04-07 | 1980-10-07 | 1981-04-08 | $7700.00 | Window Closed / Lapsed |