US2424997A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Production of aviation gasoline
Assignee: Houdry Process Corp
•
Filing: 1942-10-21
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Granted: 1947-08-05
•
Expires: 1962-10-21
Abstract
No abstract record available.
Inventors
- 👤 Roger H Newton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 23:52
CPC Classifications
C; C10; C10G; C10G11/00; C10G11/02; C10L; C10L1/00; C10L1/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2302297A
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US2310317A
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US2242553A
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US2328756A
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US2313117A
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US2276081A
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US2287940A
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US2300240A
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US2322984A
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US2333625A
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US2361138A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-08-04 | 1951-02-03 | 1951-08-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-08-04 | 1955-02-03 | 1955-08-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-08-04 | 1959-02-03 | 1959-08-05 | $7700.00 | Window Closed / Lapsed |