US2583178A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigeration control apparatus
Assignee: Honeywell Inc
•
Filing: 1948-10-21
•
Granted: 1952-01-22
•
Expires: 1968-10-21
Abstract
No abstract record available.
Inventors
- 👤 William L Huntington
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 15:04
CPC Classifications
F; F25; F25B; F25B49/00; F25B49/02; F25B49/025; F25B41/00; F25B41/30; F25B41/31; F25B41/34; F25B41/35; F25B2600/00; F25B2600/02; F25B2600/025; F25B2600/0251; Y; Y02; Y02B; Y02B30/00; Y02B30/70; Y10; Y10T; Y10T137/00; Y10T137/1842; Y10T137/1939; Y10T137/1963; Y10T137/7722; Y10T137/7758; Y10T137/7762; Y10T137/7781
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2146681A
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US2138796A
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US2367524A
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US2465981A
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US2449437A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-21 | 1955-07-23 | 1956-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-21 | 1959-07-23 | 1960-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-21 | 1963-07-23 | 1964-01-22 | $7700.00 | Window Closed / Lapsed |