Patent US2661449A successfully refreshed from Google Patents.
US2661449A
Expired / Lapsed
US
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Electronic control apparatus
Assignee: Honeywell Inc
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Filing: 1948-11-01
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Granted: 1953-12-01
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Expires: 1968-11-01
Abstract
No abstract record available.
Inventors
- 👤 Willis H Gille
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:27
CPC Classifications
G; G05; G05D; G05D1/00; G05D1/08; G05D1/0808
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1956711A
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US1858425A
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US1966607A
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US1931660A
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US2175920A
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US2175921A
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US2316875A
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US2425733A
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US2442238A
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US2476849A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-11-30 | 1957-06-01 | 1957-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-11-30 | 1961-06-01 | 1961-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-11-30 | 1965-06-01 | 1965-12-01 | $7700.00 | Window Closed / Lapsed |