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Patent US2864314A successfully refreshed from Google Patents.
US2864314A
Expired / Lapsed
US
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High pressure, high temperature pump
Assignee: PACIFIC PUMPING CO
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Filing: 1955-05-11
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Granted: 1958-12-16
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Expires: 1975-05-11
Abstract
No abstract record available.
Inventors
- 👤 John T Culleton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 07:21
CPC Classifications
F; F04; F04D; F04D9/00; F04D5/00; F04D5/002; F04D5/003; F04D5/006; F22; F22D; F22D11/00; F22D11/02; Y; Y10; Y10S; Y10S277/00; Y10S277/93
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) | 1961-12-15 | 1962-06-16 | 1962-12-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-15 | 1966-06-16 | 1966-12-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-15 | 1970-06-16 | 1970-12-16 | $7700.00 | Window Closed / Lapsed |