Patent US2732808A successfully refreshed from Google Patents.
US2732808A
Expired / Lapsed
US
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Fluid pump and control
Assignee: —
•
Filing: —
•
Granted: 1956-01-31
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Expires: 1973-01-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:07
CPC Classifications
F; F04; F04B; F04B1/00; F04B1/12; F04B1/26; F04B1/28; F04B1/29; F04B1/295; F04B1/122; F04B1/124; F04B1/126; F04B1/14; F04B1/18; F04B49/00; F04B49/002; F04B49/08; F04B5/00; F04B53/00; F04B53/16; F04B53/162; F04B53/164
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-01-30 | 1959-08-01 | 1960-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-01-30 | 1963-08-01 | 1964-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-01-30 | 1967-08-01 | 1968-01-31 | $7700.00 | Window Closed / Lapsed |