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Patent US2635696A successfully refreshed from Google Patents.
US2635696A
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US
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Apparatus for abstracting fluids from and delivering fluids to aquifers
Assignee: Individual
•
Filing: 1948-04-13
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Granted: 1953-04-21
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Expires: 1968-04-13
Abstract
No abstract record available.
Inventors
- 👤 Asketh Jordan Socrates
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:49
CPC Classifications
E; E03; E03B; E03B3/00; E03B3/06; E03B3/08; E03B3/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US892581A
Cited
US1031596A
Cited
US1012557A
Cited
US1389007A
Cited
US1356554A
Cited
US2179020A
Cited
US2375865A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-04-20 | 1956-10-20 | 1957-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-04-20 | 1960-10-20 | 1961-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-04-20 | 1964-10-20 | 1965-04-21 | $7700.00 | Window Closed / Lapsed |