US2805135A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilized hydrocarbon fuel oil compositions and stabilizaers therefor
Assignee: Eastman Kodak Co
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Filing: 1954-08-25
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Granted: 1957-09-03
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Expires: 1974-08-25
Abstract
No abstract record available.
Inventors
- 👤 Bell Alan
- 👤 Gerald R Lappin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:48
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/222; C10L1/224
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
30 words
A HYDROCARBON FUEL OIL CONTAINING 0.001 TO 0.10% BY WEIGHT OF AN ADDITIVE COMPRISING AN N-ALKYLATED AMIDE OF OLEIC ACID SELECTED FROM THE GROUP CONSISTING OF MONOAMIDES OF THE FORMULA
Claim 2
Dependent Claim
30 words
A HYDROCARBON FUEL OIL CONTAINING 0.001 TO 0.10% BY WEIGHT OF AN ADDITIVE COMPRISING AN N-ALKYLATED AMIDE OF OLEIC ACID SELECTED FROM THE GROUP CONSISTING OF MONOAMIDES OF THE FORMULA
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) | 1960-09-02 | 1961-03-04 | 1961-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-02 | 1965-03-04 | 1965-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-02 | 1969-03-04 | 1969-09-03 | $7700.00 | Window Closed / Lapsed |