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US3389978A
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US
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Diesel fuel composition containing dimethyl formamide and a metal naphthenate
Assignee: Standard Oil Co
•
Filing: 1966-03-25
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Granted: 1968-06-25
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Expires: 1986-03-25
Abstract
No abstract record available.
Inventors
- 👤 John S Mann
- 👤 William F Reinhart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 16:01
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/18; C10L1/188; C10L1/1886; C10L1/22; C10L1/222; C10L1/224
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2258297A
Cited
US2918359A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-25 | 1971-12-25 | 1972-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-25 | 1975-12-25 | 1976-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-25 | 1979-12-25 | 1980-06-25 | $7700.00 | Window Closed / Lapsed |