US2661726A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid pressure motor
Assignee: Individual
•
Filing: 1948-02-28
•
Granted: 1953-12-08
•
Expires: 1968-02-28
Abstract
No abstract record available.
Inventors
- 👤 Alfieri Giuseppe
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:11
CPC Classifications
F; F15; F15B; F15B11/00; F15B11/08; F15B11/15
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1326025A
Cited
US220625A
Cited
US100138A
Cited
US728651A
Cited
US885462A
Cited
FR368750A
Cited
US907250A
Cited
US1142551A
Cited
US1348800A
Cited
US2098936A
Cited
US2091390A
Cited
US2147150A
Cited
US2345433A
Cited
US2389654A
Cited
US2442906A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-12-07 | 1957-06-08 | 1957-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-07 | 1961-06-08 | 1961-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-07 | 1965-06-08 | 1965-12-08 | $7700.00 | Window Closed / Lapsed |