US2590754A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Deaerating apparatus
Assignee: Clayton Manufacturing Co
•
Filing: 1945-10-26
•
Granted: 1952-03-25
•
Expires: 1965-10-26
Abstract
No abstract record available.
Inventors
- 👤 Edwin L Cline
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:01
CPC Classifications
G; G01; G01F; G01F15/00; G01F15/08; B; B01; B01D; B01D19/00; B01D19/0042; B01D19/0052; B01D19/0057; G01L; G01L3/00; G01L3/16; G01L3/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1440808A
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US1581371A
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US1661685A
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US2010435A
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US2106589A
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US2214658A
Cited
GB482594A
Cited
US2188801A
Cited
US2295101A
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US2316729A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-03-25 | 1955-09-24 | 1956-03-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-25 | 1959-09-24 | 1960-03-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-25 | 1963-09-24 | 1964-03-25 | $7700.00 | Window Closed / Lapsed |