US2701187A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Color stabilization in fuel oils
Assignee: ExxonMobil Oil Corp
•
Filing: 1952-07-16
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Granted: 1955-02-01
•
Expires: 1972-07-16
Abstract
No abstract record available.
Inventors
- 👤 Jr Harry J Andress
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:40
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/228; C10L1/2283
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
35 words
A DISTILLATE FUEL OIL CONTAINING A SMALL AMOUNT, SUFFICIENT TO IMPROVE THE COLOR STABILITY AND THE RESISTANCE TO SEDIMENTATION THEREOF, OF AN ADDITIVE SELECTED FROM THE GROUP CONSISTING OF (1) A FORMALDIMINE HAVING THE FORMULA,
Claim 2
Dependent Claim
35 words
A DISTILLATE FUEL OIL CONTAINING A SMALL AMOUNT, SUFFICIENT TO IMPROVE THE COLOR STABILITY AND THE RESISTANCE TO SEDIMENTATION THEREOF, OF AN ADDITIVE SELECTED FROM THE GROUP CONSISTING OF (1) A FORMALDIMINE HAVING THE FORMULA,
References Cited (Backward Citations)
US1594983A
Cited
US2560633A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-01-31 | 1958-08-02 | 1959-02-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-01-31 | 1962-08-02 | 1963-02-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-01-31 | 1966-08-02 | 1967-02-01 | $7700.00 | Window Closed / Lapsed |