US2770429A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic control systems
Assignee: Honeywell Inc
•
Filing: 1951-09-17
•
Granted: 1956-11-13
•
Expires: 1971-09-17
Abstract
No abstract record available.
Inventors
- 👤 Schuck Oscar Hugo
- 👤 Benjamin H Ciscel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:04
CPC Classifications
G; G05; G05D; G05D1/00; G05D1/0055; G05D1/0066
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2511846A
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US1885578A
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US2190390A
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US2188834A
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US2443098A
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US2452311A
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US2387795A
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US2381840A
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US2464629A
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US2553560A
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US2516142A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-11-13 | 1960-05-14 | 1960-11-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-11-13 | 1964-05-14 | 1964-11-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-11-13 | 1968-05-14 | 1968-11-13 | $7700.00 | Window Closed / Lapsed |