Patent US2628568A successfully refreshed from Google Patents.
US2628568A
Expired / Lapsed
US
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High-pressure pump
Assignee: ELLIPSE Corp
•
Filing: 1946-04-26
•
Granted: 1953-02-17
•
Expires: 1966-04-26
Abstract
No abstract record available.
Inventors
- 👤 Marvin L Rhine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 07:17
CPC Classifications
F; F01; F01C; F01C21/00; F01C21/08; F01C21/0809; F04; F04C; F04C2/00; F04C2/30; F04C2/34; F04C2/344; F04C2/3446; F04C2/3447
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) | 1956-02-17 | 1956-08-18 | 1957-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-02-17 | 1960-08-18 | 1961-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-02-17 | 1964-08-18 | 1965-02-17 | $7700.00 | Window Closed / Lapsed |