Patent US2701754A successfully refreshed from Google Patents.
US2701754A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Motor fuel
Assignee: Standard Oil Development Co
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Filing: 1951-08-23
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Granted: 1955-02-08
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Expires: 1971-08-23
Abstract
No abstract record available.
Inventors
- 👤 Joseph P Haworth
- 👤 Jonach Fredrick Lowell
- 👤 John E Hickok
- 👤 Alfred H Matuszak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 09:30
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/18; C10L1/185; C10L1/1852; C10L1/1857
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
AN ANTI-STALLING MOTOR GASOLINE CONTAINING BETWEEN 0.1 AND 1% BY VOLUME OF AN ALIPHATIC BRANCHED CHAIN BI-FUNCTIONAL COMPOUND CONSISTING OF CARBON, HYDROGEN AND OXYGEN AND HAVING FROM 6-21 CARBON ATOMS IN ITS MOLECULE, AT LEAST TWO-THIRDS OF SAID CARBON ATOMS BEING IN THE LONGEST CHAIN IN SAID MOLECULE, SAID LONGEST CHAIN BEING SELECTED FROM THE GROUP CONSISTING OF ALIPHATIC AND OXA-ALIPHATIC GROUPS, TWO NON-ADJACENT FUNCTIONAL GROUPS ATTACHED TO NON-TERMINAL CARBON ATOMS WITHIN SAID LONGEST CHAIN, EACH OF SAID FUNCTIONAL GROUPS BEING REMOVED BY NOT MORE THAN TWO CARBON ATOMS FROM THE ENDS OF SAID LONGEST CHAIN, SAID FUNCTIONAL GROUPS BEING SELECTED FROM THE CLASS CONSISTING OF METHYLOL AND HYDROXYL RADICALS.
Claim 2
Dependent Claim
110 words
AN ANTI-STALLING MOTOR GASOLINE CONTAINING BETWEEN 0.1 AND 1% BY VOLUME OF AN ALIPHATIC BRANCHED CHAIN BI-FUNCTIONAL COMPOUND CONSISTING OF CARBON, HYDROGEN AND OXYGEN AND HAVING FROM 6-21 CARBON ATOMS IN ITS MOLECULE, AT LEAST TWO-THIRDS OF SAID CARBON ATOMS BEING IN THE LONGEST CHAIN IN SAID MOLECULE, SAID LONGEST CHAIN BEING SELECTED FROM THE GROUP CONSISTING OF ALIPHATIC AND OXA-ALIPHATIC GROUPS, TWO NON-ADJACENT FUNCTIONAL GROUPS ATTACHED TO NON-TERMINAL CARBON ATOMS WITHIN SAID LONGEST CHAIN, EACH OF SAID FUNCTIONAL GROUPS BEING REMOVED BY NOT MORE THAN TWO CARBON ATOMS FROM THE ENDS OF SAID LONGEST CHAIN, SAID FUNCTIONAL GROUPS BEING SELECTED FROM THE CLASS CONSISTING OF METHYLOL AND HYDROXYL RADICALS.
References Cited (Backward Citations)
US2315957A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-02-07 | 1958-08-09 | 1959-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-02-07 | 1962-08-09 | 1963-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-02-07 | 1966-08-09 | 1967-02-08 | $7700.00 | Window Closed / Lapsed |