Patent US2474512A successfully refreshed from Google Patents.
US2474512A
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Pulsation elimination in fluid streams
Assignee: Fluor Corp
•
Filing: 1945-11-27
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Granted: 1949-06-28
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Expires: 1965-11-27
Abstract
No abstract record available.
Inventors
- 👤 Ira C Bechtold
- 👤 Foster M Stephens
- 👤 Newman Charles
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:56
CPC Classifications
F; F16; F16L; F16L55/00; F16L55/04; F16L55/045; F16L55/05; F16L55/052; F16L55/053
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1622843A
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US1734389A
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US1957894A
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US2184891A
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US2331921A
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US2300722A
Cited
US2324701A
Cited
US2360590A
Cited
US2352187A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-06-27 | 1952-12-27 | 1953-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-06-27 | 1956-12-27 | 1957-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-06-27 | 1960-12-27 | 1961-06-28 | $7700.00 | Window Closed / Lapsed |