Patent US3435837A successfully refreshed from Google Patents.
US3435837A
Expired / Lapsed
US
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Control apparatus
Assignee: Honeywell Inc
•
Filing: 1965-11-08
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Granted: 1969-04-01
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Expires: 1985-11-08
Abstract
No abstract record available.
Inventors
- 👤 Neil C Sher
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 02:46
CPC Classifications
F; F15; F15C; F15C1/00; F15C1/007; Y; Y10; Y10T; Y10T137/00; Y10T137/206; Y10T137/2229
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2350066A
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US2655903A
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US2988057A
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US3063422A
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US3202179A
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US3285263A
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US3319656A
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US3339571A
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US3342198A
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US3340896A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-31 | 1972-09-30 | 1973-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-31 | 1976-09-30 | 1977-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-31 | 1980-09-30 | 1981-04-01 | $7700.00 | Window Closed / Lapsed |