US2560904A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diesel fuel
Assignee: Ethyl Corp
•
Filing: 1950-07-28
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Granted: 1951-07-17
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Expires: 1970-07-28
Abstract
No abstract record available.
Inventors
- 👤 Sugimoto Roy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 12:26
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/23; C10L1/231
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
31 words
AN IMPROVED DIESEL FUEL CONTAINING A MINOR PROPORTION OF A GEM-DINITROCYCLOALKANE CONTAINING FROM 5 TO 10 CARBON ATOMS IN AN AMOUNT SUFFICIENT TO DECREASE THE IGNITION DELAY PERIOD OF THE FUEL.
Claim 2
Dependent Claim
31 words
AN IMPROVED DIESEL FUEL CONTAINING A MINOR PROPORTION OF A GEM-DINITROCYCLOALKANE CONTAINING FROM 5 TO 10 CARBON ATOMS IN AN AMOUNT SUFFICIENT TO DECREASE THE IGNITION DELAY PERIOD OF THE FUEL.
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) | 1954-07-16 | 1955-01-15 | 1955-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-16 | 1959-01-15 | 1959-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-16 | 1963-01-15 | 1963-07-17 | $7700.00 | Window Closed / Lapsed |