Patent US2625110A successfully refreshed from Google Patents.
US2625110A
Expired / Lapsed
US
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Pump for vertical movement of liquids
Assignee: Individual
•
Filing: 1948-11-10
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Granted: 1953-01-13
•
Expires: 1968-11-10
Abstract
No abstract record available.
Inventors
- 👤 Haentjens Otto
- 👤 Walter D Haentjens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:52
CPC Classifications
F; F04; F04D; F04D7/00; F04D7/02; F04D1/00; F04D1/006
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US292122A
Cited
US367918A
Cited
US1320736A
Cited
DE479412C
Cited
US975623A
Cited
GB191201639A
Cited
US1199594A
Cited
US2039131A
Cited
US2543633A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-01-13 | 1956-07-14 | 1957-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-01-13 | 1960-07-14 | 1961-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-01-13 | 1964-07-14 | 1965-01-13 | $7700.00 | Window Closed / Lapsed |