US2586826A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control for heating apparatus
Assignee: Motor Wheel Corp
•
Filing: 1947-12-22
•
Granted: 1952-02-26
•
Expires: 1967-12-22
Abstract
No abstract record available.
Inventors
- 👤 Don F Jones
- 👤 Basil D Figg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 15:40
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/19; G05D23/275; G05D23/1919; G05D23/1921
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2052635A
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US2234288A
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US2265294A
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US2348143A
Cited
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US2421953A
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US2425686A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-25 | 1955-08-27 | 1956-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-25 | 1959-08-27 | 1960-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-25 | 1963-08-27 | 1964-02-26 | $7700.00 | Window Closed / Lapsed |