US3407741A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compact oil pump for internal combustion engines
Assignee: Caterpillar Inc
•
Filing: 1966-09-15
•
Granted: 1968-10-29
•
Expires: 1986-09-15
Abstract
No abstract record available.
Inventors
- 👤 Robert L Weber
- 👤 Noel D Wiggins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 08:51
CPC Classifications
F; F16; F16N; F16N13/00; F16N13/20; F01; F01M; F01M1/00; F01M1/02; F02; F02B; F02B67/00; F02B67/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1083329A
Cited
US3016834A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-29 | 1972-04-29 | 1972-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-29 | 1976-04-29 | 1976-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-29 | 1980-04-29 | 1980-10-29 | $7700.00 | Window Closed / Lapsed |