Patent US2711136A successfully refreshed from Google Patents.
US2711136A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Seal
Assignee: CASCADE PUMP Co
•
Filing: 1947-06-02
•
Granted: 1955-06-21
•
Expires: 1967-06-02
Abstract
No abstract record available.
Inventors
- 👤 Albert W Arnold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:06
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/16; F16J15/32; F16J15/3204; F04; F04C; F04C2/00; F04C2/30; F04C2/40
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1764706A
Cited
GB289365A
Cited
US1912408A
Cited
US2028360A
Cited
US2120277A
Cited
US2220669A
Cited
US2258371A
Cited
US2212939A
Cited
US2460952A
Cited
US2502915A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-06-20 | 1958-12-20 | 1959-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-06-20 | 1962-12-20 | 1963-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-06-20 | 1966-12-20 | 1967-06-21 | $7700.00 | Window Closed / Lapsed |