US2019945A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric clock thermostat
Assignee: Honeywell Inc
•
Filing: 1931-06-08
•
Granted: 1935-11-05
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Expires: 1951-06-08
Abstract
No abstract record available.
Inventors
- 👤 Milton H Wells
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:32
CPC Classifications
G; G04; G04C; G04C23/00; G04C23/14; G05; G05D; G05D23/00; G05D23/19; G05D23/1902; G05D23/1904; G05D23/275
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1938-11-04 | 1939-05-06 | 1939-11-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-11-04 | 1943-05-06 | 1943-11-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-11-04 | 1947-05-06 | 1947-11-05 | $7700.00 | Window Closed / Lapsed |