US3417705A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid displacement pumps
Assignee: ZF International UK Ltd
•
Filing: 1966-06-13
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Granted: 1968-12-24
•
Expires: 1986-06-13
Abstract
No abstract record available.
Inventors
- 👤 Skinner Robert Thomas John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 19:25
CPC Classifications
F; F04; F04D; F04D15/00; F04D15/0005; F04D15/0022
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1768313A
Cited
US2765745A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-24 | 1972-06-24 | 1972-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-24 | 1976-06-24 | 1976-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-24 | 1980-06-24 | 1980-12-24 | $7700.00 | Window Closed / Lapsed |