US2763537A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diesel fuel oil
Assignee: California Research LLC
•
Filing: 1953-06-08
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Granted: 1956-09-18
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Expires: 1973-06-08
Abstract
No abstract record available.
Inventors
- 👤 Maurice R Barusch
- 👤 Robert Y Mixer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 13:07
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/143; C10L1/18; C10L1/1811; C10L1/192; C10L1/198; C10L1/1985; C10L1/22; C10L1/226; C10L1/23; C10L1/231; C10L1/24; C10L1/2406
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
AN IMPROVED COMPRESSION-IGNITION ENGINE FUEL CONSISTING ESSENTIALLY OF A MAJOR PRPOPRTION OF A MIXTURE OF A PETROLEUM HYDROCARBON FUEL OIL BASE BOILING IN THE RANGE OF ABOUT 325* F. TO ABOUT 750* F. AND AN OIL-SOLUBLE ALIPHATIC POLYETHER BLENDING AGENT HAVING A MOLECULAR WEIGHT BELOW ABOUT 700 AND THE GENERAL FORMULA:
Claim 2
Dependent Claim
51 words
AN IMPROVED COMPRESSION-IGNITION ENGINE FUEL CONSISTING ESSENTIALLY OF A MAJOR PRPOPRTION OF A MIXTURE OF A PETROLEUM HYDROCARBON FUEL OIL BASE BOILING IN THE RANGE OF ABOUT 325* F. TO ABOUT 750* F. AND AN OIL-SOLUBLE ALIPHATIC POLYETHER BLENDING AGENT HAVING A MOLECULAR WEIGHT BELOW ABOUT 700 AND THE GENERAL FORMULA:
References Cited (Backward Citations)
US2563101A
Cited
US2655440A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-09-18 | 1960-03-19 | 1960-09-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-09-18 | 1964-03-19 | 1964-09-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-09-18 | 1968-03-19 | 1968-09-18 | $7700.00 | Window Closed / Lapsed |