US2631545A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High-pressure pump
Assignee: JOHN D DALTON
•
Filing: 1948-02-16
•
Granted: 1953-03-17
•
Expires: 1968-02-16
Abstract
No abstract record available.
Inventors
- 👤 Lester V Jones
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 19:02
CPC Classifications
F; F04; F04C; F04C2/00; F04C2/02; F04C2/063; F04C2/077
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US154003A
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US488277A
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US778082A
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US787370A
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US828417A
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US886279A
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US915296A
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US1013139A
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GB191328750A
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US1354402A
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GB358081A
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GB362085A
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US1991308A
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GB444706A
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US2198817A
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US2270493A
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US2346014A
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US2453271A
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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) | 1956-03-16 | 1956-09-15 | 1957-03-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-16 | 1960-09-15 | 1961-03-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-16 | 1964-09-15 | 1965-03-17 | $7700.00 | Window Closed / Lapsed |