US2824699A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control apparatus with variably biased amplifier
Assignee: Honeywell Inc
•
Filing: 1953-09-03
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Granted: 1958-02-25
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Expires: 1973-09-03
Abstract
No abstract record available.
Inventors
- 👤 George F Jenkins
- 👤 Harvey J Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:55
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/19; G05D23/20; G05D23/24; G05D23/2451; G05D23/2453
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2236624A
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US2275368A
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US2553060A
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US2544031A
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US2573661A
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US2703679A
Cited
US2602916A
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US2742592A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-02-24 | 1961-08-26 | 1962-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-24 | 1965-08-26 | 1966-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-24 | 1969-08-26 | 1970-02-25 | $7700.00 | Window Closed / Lapsed |