US3396819A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubrication of connecting rod big-end bearings
Assignee: Ruston and Hornsby Ltd
•
Filing: 1965-11-01
•
Granted: 1968-08-13
•
Expires: 1985-11-01
Abstract
No abstract record available.
Inventors
- 👤 Allan S Baxter
- 👤 Joseph F Warriner
- 👤 Peter M Jeffery
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 14:35
CPC Classifications
F; F01; F01M; F01M1/00; F01M1/06; F16; F16C; F16C9/00; F16C9/04; F02; F02B; F02B75/00; F02B75/02; F02B2075/022; F02B2075/025; F02B75/16; F02B75/18; F02B75/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1637245A
Cited
US2056901A
Cited
US1981870A
Cited
DE1037761B
Cited
US3069926A
Cited
US3096850A
Cited
US3056638A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-13 | 1972-02-12 | 1972-08-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-13 | 1976-02-12 | 1976-08-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-13 | 1980-02-12 | 1980-08-13 | $7700.00 | Window Closed / Lapsed |