US3112840A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radiator cap with release valve
Assignee: Motors Liquidation Co
•
Filing: 1961-04-18
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Granted: 1963-12-03
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Expires: 1981-04-18
Abstract
No abstract record available.
Inventors
- 👤 Tom B Miller
- 👤 Harry W Nimmo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 01:47
CPC Classifications
F; F01; F01P; F01P11/00; F01P11/02; F01P11/0204; F01P11/0209; F01P11/0247; F01P11/0238; F01P2011/0252; Y; Y10; Y10S; Y10S280/00; Y10S280/08
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) | 1966-12-02 | 1967-06-03 | 1967-12-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-02 | 1971-06-03 | 1971-12-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-02 | 1975-06-03 | 1975-12-03 | $7700.00 | Window Closed / Lapsed |