Patent US3641918A successfully refreshed from Google Patents.
Patent US3387954A successfully refreshed from Google Patents.
US3387954A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid hydrocarbon fuels containing a quaternary ammonium compound
Assignee: Mobil Oil AS
•
Filing: 1964-08-31
•
Granted: 1968-06-11
•
Expires: 1984-08-31
Abstract
No abstract record available.
Inventors
- 👤 Capowski Julius
- 👤 Jr Harry J Andress
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:23
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/222; B; B65; B65H; B65H2301/00; B65H2301/40; B65H2301/46; B65H2301/4602; B65H2301/46024; C10L1/2222; C10L1/2225
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
15 words
A LIQUID HYDROCARBON FUEL CONTAINING A SMALL AMOUNT OF AN ALKYLAMINE SALT HAVING THE FORMULA:
Claim 2
Dependent Claim
15 words
A LIQUID HYDROCARBON FUEL CONTAINING A SMALL AMOUNT OF AN ALKYLAMINE SALT HAVING THE FORMULA:
References Cited (Backward Citations)
US2550982A
Cited
US2752221A
Cited
US2728652A
Cited
US2786033A
Cited
US2861874A
Cited
US3033665A
Cited
US3008813A
Cited
US3055749A
Cited
US3228758A
Cited
US3169983A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-11 | 1971-12-11 | 1972-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-11 | 1975-12-11 | 1976-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-11 | 1979-12-11 | 1980-06-11 | $7700.00 | Window Closed / Lapsed |