US2936223A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor fuel
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1957-06-12
•
Granted: 1960-05-10
•
Expires: 1977-06-12
Abstract
No abstract record available.
Inventors
- 👤 William E Lovett
- 👤 Elbert D Nostrand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:23
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/18; C10L1/182; C10L1/1822; C10L1/1824
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
40 words
A GASOLINE HAVING A VAPOR PRESSURE BETWEEN ABOUT 6 AND ABOUT 15 POUNDS PER SQUARE INCH AT 100*F. TO WHICH HAS BEEN ADDED ABOUT 1.0% BY VOLUME OF ISOPROPANOL ALCOHOL IN CONJUNCTION WITH ABOUT 0.05% OF AN UNSUBSTITUTED HEXYLENE GLYCOL.
Claim 2
Dependent Claim
40 words
A GASOLINE HAVING A VAPOR PRESSURE BETWEEN ABOUT 6 AND ABOUT 15 POUNDS PER SQUARE INCH AT 100*F. TO WHICH HAS BEEN ADDED ABOUT 1.0% BY VOLUME OF ISOPROPANOL ALCOHOL IN CONJUNCTION WITH ABOUT 0.05% OF AN UNSUBSTITUTED HEXYLENE GLYCOL.
References Cited (Backward Citations)
US2104021A
Cited
US2229215A
Cited
GB555193A
Cited
US2807526A
Cited
US2701754A
Cited
US2646348A
Cited
GB766591A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-10 | 1963-11-09 | 1964-05-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-10 | 1967-11-09 | 1968-05-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-10 | 1971-11-09 | 1972-05-10 | $7700.00 | Window Closed / Lapsed |