US2894372A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of and means for removing condensable vapors contained in mixtures
Assignee: Individual
•
Filing: 1953-10-16
•
Granted: 1959-07-14
•
Expires: 1973-10-16
Abstract
No abstract record available.
Inventors
- 👤 Jr Joel A Newsome
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:10
CPC Classifications
F; F25; F25J; F25J3/00; F25J3/08; F25J2210/00; F25J2210/60
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2295809A
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US2214678A
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US2242173A
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US2318512A
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US2440707A
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US2522640A
Cited
US2565568A
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US2565569A
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US2708490A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-07-13 | 1963-01-12 | 1963-07-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-07-13 | 1967-01-12 | 1967-07-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-07-13 | 1971-01-12 | 1971-07-14 | $7700.00 | Window Closed / Lapsed |