Patent US6621315B2 successfully refreshed from Google Patents.
US2859945A
Expired / Lapsed
US
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Assembly for heating and cooling trucks
Assignee: Dole Refrigerating Co
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Filing: 1955-10-25
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Granted: 1958-11-11
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Expires: 1975-10-25
Abstract
No abstract record available.
Inventors
- 👤 Herman W Kleist
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 22:33
CPC Classifications
F; F25; F25D; F25D11/00; F25D11/006; B; B60; B60H; B60H1/00; B60H1/00007; B60H1/00014; F25B; F25B5/00; F25B5/02
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) | 1961-11-10 | 1962-05-12 | 1962-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-11-10 | 1966-05-12 | 1966-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-11-10 | 1970-05-12 | 1970-11-11 | $7700.00 | Window Closed / Lapsed |