US2884504A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric controllers
Assignee: Honeywell Inc
•
Filing: 1954-04-12
•
Granted: 1959-04-28
•
Expires: 1974-04-12
Abstract
No abstract record available.
Inventors
- 👤 John W Morton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:30
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/19; G05D23/275; G05D23/27535; G05D23/27537; G05D3/00; G05D3/12; G05D3/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1621442A
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US2042280A
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US2236411A
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US2277883A
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US2214807A
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US2558326A
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US2656497A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-27 | 1962-10-27 | 1963-04-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-27 | 1966-10-27 | 1967-04-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-27 | 1970-10-27 | 1971-04-28 | $7700.00 | Window Closed / Lapsed |