US2866693A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diesel fuel
Assignee: Texaco Inc
•
Filing: 1955-06-06
•
Granted: 1958-12-30
•
Expires: 1975-06-06
Abstract
No abstract record available.
Inventors
- 👤 Joseph C Allen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:31
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/16; C10L1/1608; C10L1/04; C10L1/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
A FUEL FOR A COMPRESSIION IGNITION ENGINE CONSISTING ESSENTIALLY OF A DIESEL HYDROCARBON STOCK AND BUTANE IN AN AMOUNT TO RAISE THE CRITICAL PRESSURE OF THE MIXTURE TO AT LEAST THE COMPRESSION PRESSURE OF THE ENGINE.
Claim 2
Dependent Claim
36 words
A FUEL FOR A COMPRESSIION IGNITION ENGINE CONSISTING ESSENTIALLY OF A DIESEL HYDROCARBON STOCK AND BUTANE IN AN AMOUNT TO RAISE THE CRITICAL PRESSURE OF THE MIXTURE TO AT LEAST THE COMPRESSION PRESSURE OF THE ENGINE.
References Cited (Backward Citations)
US1398948A
Cited
US2028308A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-12-29 | 1962-06-30 | 1962-12-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-12-29 | 1966-06-30 | 1966-12-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-12-29 | 1970-06-30 | 1970-12-30 | $7700.00 | Window Closed / Lapsed |