Patent US3493491A successfully refreshed from Google Patents.
US3493491A
Expired / Lapsed
US
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Blending hydrogenated fractions to make a jet fuel
Assignee: Atlantic Richfield Co
•
Filing: 1969-05-21
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Granted: 1970-02-03
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Expires: 1989-05-21
Abstract
No abstract record available.
Inventors
- 👤 Robert L Barnes
- 👤 Robert L Dinsmore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:44
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/04; C10G; C10G2400/00; C10G2400/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3125503A
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US3126330A
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US3231489A
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GB836104A
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GB870431A
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US3185739A
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US3242066A
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US3175970A
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US3155740A
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US3369998A
Cited
US3367860A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-02 | 1973-08-04 | 1974-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-02 | 1977-08-04 | 1978-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-02 | 1981-08-04 | 1982-02-03 | $7700.00 | Window Closed / Lapsed |