Patent US2554370A successfully refreshed from Google Patents.
US2554370A
Expired / Lapsed
US
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Temperature control device
Assignee: —
•
Filing: —
•
Granted: 1951-05-22
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Expires: 1968-05-22
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:12
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/01; G05D23/02; F; F23; F23L; F23L13/00; F23L13/02; F23L11/00; F23L3/00; F23N; F23N3/00; F23N3/04; F24; F24B; F24B1/00; F24B1/18; F24B1/185; F24B1/189; F24B5/00; F24B5/02; F24B5/021; F24B5/026; F23N2235/00; F23N2235/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-21 | 1954-11-20 | 1955-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-21 | 1958-11-20 | 1959-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-21 | 1962-11-20 | 1963-05-22 | $7700.00 | Window Closed / Lapsed |