US3494512A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-metering lubricating oil pump attachment device
Assignee: Individual
•
Filing: 1968-02-07
•
Granted: 1970-02-10
•
Expires: 1988-02-07
Abstract
No abstract record available.
Inventors
- 👤 Richard H Haynes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 22:28
CPC Classifications
F; F04; F04B; F04B43/00; F04B43/08; B; B05; B05B; B05B11/00; B05B11/01; B05B11/10; B05B11/1028; B05B11/1032; B05B11/1035; F16; F16N; F16N13/00; G; G01; G01F; G01F11/00; G01F11/02; G01F11/08
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) | 1973-02-09 | 1973-08-11 | 1974-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-09 | 1977-08-11 | 1978-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-09 | 1981-08-11 | 1982-02-10 | $7700.00 | Window Closed / Lapsed |