Patent US2546737A successfully refreshed from Google Patents.
US2546737A
Expired / Lapsed
US
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Sheet metal evaporator
Assignee: International Motors LLC
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Filing: 1947-12-18
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Granted: 1951-03-27
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Expires: 1967-12-18
Abstract
No abstract record available.
Inventors
- 👤 Edward M Gaul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 06:33
CPC Classifications
F; F25; F25B; F25B39/00; F25B39/02; F25B39/022; F25B39/024
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1684558A
Cited
US2046943A
Cited
US2297219A
Cited
US2325705A
Cited
US2410360A
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US2451744A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-03-26 | 1954-09-25 | 1955-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-03-26 | 1958-09-25 | 1959-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-03-26 | 1962-09-25 | 1963-03-27 | $7700.00 | Window Closed / Lapsed |