US3405646A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic pumps or motors
Assignee: Unipat AG
•
Filing: 1966-09-06
•
Granted: 1968-10-15
•
Expires: 1986-09-06
Abstract
No abstract record available.
Inventors
- 👤 Oswald H Thoma
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:21
CPC Classifications
F; F01; F01B; F01B3/00; F01B3/0032; F01B3/0044; F01B3/0052; F01B3/0041; F01B3/007; F01B3/0073; F01B3/0082; F01B3/0085; F01B3/0088
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2161143A
Cited
US2313407A
Cited
US2642810A
Cited
US2711724A
Cited
US3075472A
Cited
US2953099A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-10-15 | 1972-04-15 | 1972-10-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-10-15 | 1976-04-15 | 1976-10-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-10-15 | 1980-04-15 | 1980-10-15 | $7700.00 | Window Closed / Lapsed |