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US2434650A
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Motor fuels and preparation thereof
Assignee: STANDARD O L DEV Co
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Filing: 1943-10-30
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Granted: 1948-01-20
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Expires: 1963-10-30
Abstract
No abstract record available.
Inventors
- 👤 Walter A Herbst
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:07
CPC Classifications
C; C10; C10L; C10L10/00; C10L10/10; C10L1/00; C10L1/10; C10L1/103; C10L1/12; C10L1/1275; C10L1/14; C10L1/18; C10L1/182; C10L1/183; C10L1/1832; C10L1/185; C10L1/1852; C10L1/22; C10L1/222; C10L1/223; C10L1/24; C10L1/2406
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-01-19 | 1951-07-21 | 1952-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-01-19 | 1955-07-21 | 1956-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-01-19 | 1959-07-21 | 1960-01-20 | $7700.00 | Window Closed / Lapsed |