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US2592680A
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Apparatus for removal of gases from liquids
Assignee: Akzo Nobel UK PLC
•
Filing: 1946-05-14
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Granted: 1952-04-15
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Expires: 1966-05-14
Abstract
No abstract record available.
Inventors
- 👤 Chester H Goodwin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:53
CPC Classifications
D; D01; D01D; D01D1/00; D01D1/10; D01D1/103; Y; Y10; Y10S; Y10S494/00; Y10S494/90
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1132814A
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US1440808A
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FR680323A
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GB371753A
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US2019944A
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US2222727A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-15 | 1955-10-15 | 1956-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-15 | 1959-10-15 | 1960-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-15 | 1963-10-15 | 1964-04-15 | $7700.00 | Window Closed / Lapsed |