Patent US2591951A successfully refreshed from Google Patents.
US2591951A
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US
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Reciprocating pump
Assignee: Ideal Manufacturing Co
•
Filing: 1946-01-11
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Granted: 1952-04-08
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Expires: 1966-01-11
Abstract
No abstract record available.
Inventors
- 👤 Jesse R Lowry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:38
CPC Classifications
F; F04; F04B; F04B47/00; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/785; Y10T137/7904; Y10T137/7908; Y10T137/7909; Y10T137/791; Y10T137/7911
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-08 | 1955-10-08 | 1956-04-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-08 | 1959-10-08 | 1960-04-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-08 | 1963-10-08 | 1964-04-08 | $7700.00 | Window Closed / Lapsed |