Patent US2617362A successfully refreshed from Google Patents.
US2617362A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid motor or pump with collapsible chamber
Assignee: Individual
•
Filing: 1948-09-02
•
Granted: 1952-11-11
•
Expires: 1968-09-02
Abstract
No abstract record available.
Inventors
- 👤 Ben G Parsons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:42
CPC Classifications
F; F03; F03C; F03C7/00; F04; F04B; F04B43/00; F04B43/12; F04B43/123
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
GB484479A
Cited
US2332157A
Cited
US2403572A
Cited
US2428619A
Cited
US2404890A
Cited
US2414355A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-11-11 | 1956-05-12 | 1956-11-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-11-11 | 1960-05-12 | 1960-11-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-11-11 | 1964-05-12 | 1964-11-11 | $7700.00 | Window Closed / Lapsed |