US2498827A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oval oil cooler construction
Assignee: Young Radiator Co
•
Filing: 1945-10-01
•
Granted: 1950-02-28
•
Expires: 1965-10-01
Abstract
No abstract record available.
Inventors
- 👤 Joe C Shaw
- 👤 Earl H Kidd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:18
CPC Classifications
F; F01; F01P; F01P11/00; F01P11/08; Y; Y10; Y10S; Y10S165/00; Y10S165/355; Y10S165/40; Y10S165/401; Y10S165/405; Y10S165/411; Y10S165/916; Y10T; Y10T29/00; Y10T29/49; Y10T29/4935; Y10T29/49373
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1737759A
Cited
US1801468A
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US1894675A
Cited
GB450060A
Cited
US2172806A
Cited
US2315407A
Cited
US2358698A
Cited
US2424795A
Cited
US2396650A
Cited
US2433454A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-27 | 1953-08-29 | 1954-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-27 | 1957-08-29 | 1958-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-27 | 1961-08-29 | 1962-02-28 | $7700.00 | Window Closed / Lapsed |