Patent CA638416A successfully refreshed from Google Patents.
Patent US2653279A successfully refreshed from Google Patents.
US2653279A
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Control apparatus
Assignee: Honeywell Inc
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Filing: 1952-03-26
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Granted: 1953-09-22
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Expires: 1972-03-26
Abstract
No abstract record available.
Inventors
- 👤 Robert J Ehret
- 👤 Jr Warren Moore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:10
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/19; G05D23/20; G05D23/22; G05D23/2236; G05D23/2237
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1985107A
Cited
US2062616A
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US2304641A
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US2274384A
Cited
US2406185A
Cited
US2453486A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-09-21 | 1957-03-23 | 1957-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-09-21 | 1961-03-23 | 1961-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-09-21 | 1965-03-23 | 1965-09-22 | $7700.00 | Window Closed / Lapsed |