US3259477A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chemical composition and hydrocarbon fuel containing same
Assignee: Standard Oil Co
•
Filing: 1963-05-22
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Granted: 1966-07-05
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Expires: 1983-05-22
Abstract
No abstract record available.
Inventors
- 👤 John H Udelhofen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 11:41
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/232; C07; C07D; C07D233/00; C07D233/04; C07D233/06; C07D233/08; C07D233/12; C07D233/14; C23; C23F; C23F11/00; C23F11/08; C23F11/10; C23F11/14; C23F11/149; H; H02; H02M; H02M7/00; H02M7/02; F; F02; F02B; F02B3/00; F02B3/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
37 words
A FUEL COMPOSITION COMPRISING A MAJOR AMOUNT OF A LIQID HYDROCARBON FUEL AND AN AMOUNT SUFFICIENT TO INHIBIT RUST AND CORROSION OF A SALT OF 1,2-DISUBSTITUTED IMIDAZOLINE AND CITRIMIC ACID, SAID SALT CORRESPONDING TO THE STRUCTURAL FORMULA:
Claim 2
Dependent Claim
37 words
A FUEL COMPOSITION COMPRISING A MAJOR AMOUNT OF A LIQID HYDROCARBON FUEL AND AN AMOUNT SUFFICIENT TO INHIBIT RUST AND CORROSION OF A SALT OF 1,2-DISUBSTITUTED IMIDAZOLINE AND CITRIMIC ACID, SAID SALT CORRESPONDING TO THE STRUCTURAL 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) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |