Patent US2534273A successfully refreshed from Google Patents.
US2534273A
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Self-contained refrigerating freight car unit
Assignee: Dole Refrigerating Co
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Filing: 1948-06-28
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Granted: 1950-12-19
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Expires: 1968-06-28
Abstract
No abstract record available.
Inventors
- 👤 Herman W Kleist
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:39
CPC Classifications
B; B61; B61D; B61D27/00; B61D27/0018; B61D27/0027; F; F25; F25D; F25D11/00; F25D11/003; F25D16/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1998693A
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US1862604A
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US1844822A
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US2016377A
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US2145773A
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US2069481A
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US2287492A
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US2410449A
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US2428312A
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US2435493A
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US2433573A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-18 | 1954-06-19 | 1954-12-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-18 | 1958-06-19 | 1958-12-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-18 | 1962-06-19 | 1962-12-19 | $7700.00 | Window Closed / Lapsed |