US2945749A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized fuel oil containing tertiary alkyl primary amines
Assignee: ExxonMobil Oil Corp
•
Filing: 1956-04-18
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Granted: 1960-07-19
•
Expires: 1976-04-18
Abstract
No abstract record available.
Inventors
- 👤 Harry J Andress
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 15:22
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/222; C10L1/2222
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
44 words
A DISTILLATE FUEL OIL, CONTAINING A MINOR AMOUNT, SUFFICIENT TO INCREASE THE COLOR STABILITY THEREOF AND INHIBIT THE FORMATION OF SEDIMENT THEREIN DURING STORAGE, OF A TERTIARY ALKYL PRIMARY MONOAMINE CONTAINING FROM 4 TO ABOUT 24 CARBON ATOMS AND CHARACTERIZED BY THE STRUCTURAL UNIT
Claim 2
Dependent Claim
44 words
A DISTILLATE FUEL OIL, CONTAINING A MINOR AMOUNT, SUFFICIENT TO INCREASE THE COLOR STABILITY THEREOF AND INHIBIT THE FORMATION OF SEDIMENT THEREIN DURING STORAGE, OF A TERTIARY ALKYL PRIMARY MONOAMINE CONTAINING FROM 4 TO ABOUT 24 CARBON ATOMS AND CHARACTERIZED BY THE STRUCTURAL UNIT
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) | 1963-07-19 | 1964-01-18 | 1964-07-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-19 | 1968-01-18 | 1968-07-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-19 | 1972-01-18 | 1972-07-19 | $7700.00 | Window Closed / Lapsed |