US3486489A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oil cooler
Assignee: Modine Manufacturing Co
•
Filing: 1968-02-12
•
Granted: 1969-12-30
•
Expires: 1988-02-12
Abstract
No abstract record available.
Inventors
- 👤 Homer D Huggins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:58
CPC Classifications
F; F28; F28F; F28F9/00; F28F9/02; F28F9/0234; F28D; F28D1/00; F28D1/02; F28D1/04; F28D1/053; F28D1/0535; F28D7/00; F28D7/02; F28D7/024; F28F1/00; F28F1/02; F28F1/022; F28F2225/00; F28F2225/04; Y; Y10; Y10S; Y10S165/00; Y10S165/916
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
CA621980A
Cited
DE653710C
Cited
US1790036A
Cited
US2054403A
Cited
US1945287A
Cited
US2396522A
Cited
US2990163A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-29 | 1973-06-30 | 1973-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-29 | 1977-06-30 | 1977-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-29 | 1981-06-30 | 1981-12-30 | $7700.00 | Window Closed / Lapsed |