US3225524A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for separating liquid from a binary phase liquid-gas mixture
Assignee: Individual
•
Filing: 1961-05-15
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Granted: 1965-12-28
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Expires: 1981-05-15
Abstract
No abstract record available.
Inventors
- 👤 James H Berrian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 02:35
CPC Classifications
B; B64; B64G; B64G1/00; B64G1/22; B64G1/46; B01; B01D; B01D53/00; B01D53/26; Y; Y10; Y10S; Y10S159/00; Y10S159/27
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) | 1968-12-27 | 1969-06-28 | 1969-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-12-27 | 1973-06-28 | 1973-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-12-27 | 1977-06-28 | 1977-12-28 | $7700.00 | Window Closed / Lapsed |