US2719672A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Temperature control apparatus having night setback
Assignee: Honeywell Inc
•
Filing: 1951-12-01
•
Granted: 1955-10-04
•
Expires: 1971-12-01
Abstract
No abstract record available.
Inventors
- 👤 George F Jenkins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:09
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/19; G05D23/20; G05D23/24; G05D23/1902; G05D23/1904
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR778692A
Cited
US2136559A
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US2271651A
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US2236624A
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US2291840A
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GB505797A
Cited
US2547933A
Cited
US2556973A
Cited
US2604267A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-03 | 1959-04-04 | 1959-10-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-03 | 1963-04-04 | 1963-10-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-03 | 1967-04-04 | 1967-10-04 | $7700.00 | Window Closed / Lapsed |