US2669098A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerating system for trucks
Assignee: Individual
•
Filing: 1950-01-03
•
Granted: 1954-02-16
•
Expires: 1970-01-03
Abstract
No abstract record available.
Inventors
- 👤 Charles J Buell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 06:33
CPC Classifications
F; F25; F25D; F25D15/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR741080A
Cited
US767027A
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US1943317A
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US1880245A
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US2097857A
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US2077974A
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US2104696A
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US2059830A
Cited
US2212503A
Cited
US2530241A
Cited
US2518316A
Cited
US2516508A
Cited
US2469648A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-02-15 | 1957-08-17 | 1958-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-02-15 | 1961-08-17 | 1962-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-02-15 | 1965-08-17 | 1966-02-16 | $7700.00 | Window Closed / Lapsed |