US3481316A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cylinder liner support with improved cooling
Assignee: Caterpillar Inc
•
Filing: 1967-12-01
•
Granted: 1969-12-02
•
Expires: 1987-12-01
Abstract
No abstract record available.
Inventors
- 👤 George E Olson
- 👤 Walter J Mcculla
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 10:37
CPC Classifications
F; F16; F16J; F16J10/00; F16J10/02; F16J10/04; F02; F02F; F02F1/00; F02F1/02; F02F1/10; F02F1/14; F02F1/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2395766A
Cited
DE969880C
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-01 | 1973-06-02 | 1973-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-01 | 1977-06-02 | 1977-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-01 | 1981-06-02 | 1981-12-02 | $7700.00 | Window Closed / Lapsed |