Patent US2741548A successfully refreshed from Google Patents.
US2741548A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Leaded motor fuel containing boron compounds
Assignee: Standard Oil Co
•
Filing: 1954-10-15
•
Granted: 1956-04-10
•
Expires: 1974-10-15
Abstract
No abstract record available.
Inventors
- 👤 Samuel M Darling
- 👤 Philip S Fay
- 👤 Lorraine S Szabo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:49
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/30
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
34 words
GASOLINE TO WHICH HAS BEEN ADDED UP TO 6 CC. PER GALLON OF TETRAETHYL LEAD AND A HALIDE SCAVENGING AGENT, TOGETHER WITH A COMPOUND HAVING 3 TO 25 CARBON ATOMS AND THE FOLLOWING FORMULA
Claim 2
Dependent Claim
34 words
GASOLINE TO WHICH HAS BEEN ADDED UP TO 6 CC. PER GALLON OF TETRAETHYL LEAD AND A HALIDE SCAVENGING AGENT, TOGETHER WITH A COMPOUND HAVING 3 TO 25 CARBON ATOMS AND THE FOLLOWING 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) | 1959-04-10 | 1959-10-10 | 1960-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-10 | 1963-10-10 | 1964-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-10 | 1967-10-10 | 1968-04-10 | $7700.00 | Window Closed / Lapsed |