US2947875A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrical control apparatus
Assignee: Honeywell Inc
•
Filing: 1954-07-23
•
Granted: 1960-08-02
•
Expires: 1974-07-23
Abstract
No abstract record available.
Inventors
- 👤 Kenneth H Beck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:33
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/19; G05D23/20; G05D23/22; G05D23/2236; G05D23/2239
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2189462A
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US2313917A
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US2295960A
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US2241743A
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US2559266A
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US2584990A
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US2592683A
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US2579336A
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US2691077A
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US2695381A
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US2761052A
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US2759124A
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US2765986A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-08-02 | 1964-02-01 | 1964-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-02 | 1968-02-01 | 1968-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-02 | 1972-02-01 | 1972-08-02 | $7700.00 | Window Closed / Lapsed |