Patent US2922286A successfully refreshed from Google Patents.
US2922286A
Expired / Lapsed
US
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Production of liquid oxygen
Assignee: Garrett Corp
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Filing: 1954-08-13
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Granted: 1960-01-26
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Expires: 1974-08-13
Abstract
No abstract record available.
Inventors
- 👤 Rae Randolph Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 14:40
CPC Classifications
F; F25; F25J; F25J3/00; F25J3/02; F25J3/04; F25J3/04248; F25J3/04254; F25J3/0426; F25J3/04763; F25J3/04866; F25J3/04975; F25J3/04993; F25J2205/00; F25J2205/02; F25J2215/00; F25J2215/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2514391A
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US2628473A
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US2664719A
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US2699047A
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US2685181A
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US2685180A
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US2769304A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-25 | 1963-07-27 | 1964-01-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-25 | 1967-07-27 | 1968-01-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-25 | 1971-07-27 | 1972-01-26 | $7700.00 | Window Closed / Lapsed |