Patent US3111631A successfully refreshed from Google Patents.
Patent US3071153A successfully refreshed from Google Patents.
Patent US2673616A successfully refreshed from Google Patents.
Patent US3070430A successfully refreshed from Google Patents.
US3070430A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combustion chamber deposit modifiers for leaded gasolines
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1958-12-29
•
Granted: 1962-12-25
•
Expires: 1978-12-29
Abstract
No abstract record available.
Inventors
- 👤 William E Lovett
- 👤 Jr Frank C Gunderloy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 18:03
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/20; C10L1/201; C10L1/202; C10L1/26; C10L1/2633; C10L1/2641; C10L1/30; C10L1/305; C10L1/306
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A GASOLINE HAVING INCORPATED THEREIN FROM ABOUT 2.0 TO ABOUT 4.6CC, OF A TETAALKYL LEAD ANTIKNOCK AGENT PER GALLON, FROM ABOUT 0.5 TO ABOUT 3.0 THEORIES OF A HALOHYDROCARBON SCAVENGER AGENT BOILING BETWEEN ABOUT 50*C. AND ABOUT 250*C., AND FROM ABOUT 0.05 TO ABOUT 1.0 THEORY OF A TRI-ALLYL ESTER OF AN ACID SELECTED FROM THE GROUP CONSISTING OF PHOSPHORIC ACID AND PHOSPHOROUS ACID.
Claim 2
Dependent Claim
64 words
A GASOLINE HAVING INCORPATED THEREIN FROM ABOUT 2.0 TO ABOUT 4.6CC, OF A TETAALKYL LEAD ANTIKNOCK AGENT PER GALLON, FROM ABOUT 0.5 TO ABOUT 3.0 THEORIES OF A HALOHYDROCARBON SCAVENGER AGENT BOILING BETWEEN ABOUT 50*C. AND ABOUT 250*C., AND FROM ABOUT 0.05 TO ABOUT 1.0 THEORY OF A TRI-ALLYL ESTER OF AN ACID SELECTED FROM THE GROUP CONSISTING OF PHOSPHORIC ACID AND PHOSPHOROUS ACID.
References Cited (Backward Citations)
US2405560A
Cited
US2427173A
Cited
US2394829A
Cited
GB733820A
Cited
US2728791A
Cited
US2860958A
Cited
US2852551A
Cited
US2911431A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-24 | 1966-06-25 | 1966-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-24 | 1970-06-25 | 1970-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-24 | 1974-06-25 | 1974-12-25 | $7700.00 | Window Closed / Lapsed |