US2420030A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor fuels and preparation thereof
Assignee: Standard Oil Development Co
•
Filing: 1943-04-13
•
Granted: 1947-05-06
•
Expires: 1963-04-13
Abstract
No abstract record available.
Inventors
- 👤 Richard C Brandon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:12
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/04; C10L1/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2052148A
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GB463244A
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US2204215A
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US2279721A
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US2330069A
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GB542500A
Cited
US2324073A
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US2369281A
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US2324118A
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US2360555A
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US2371794A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-05-05 | 1950-11-04 | 1951-05-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-05-05 | 1954-11-04 | 1955-05-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-05-05 | 1958-11-04 | 1959-05-06 | $7700.00 | Window Closed / Lapsed |