Patent US3325565A successfully refreshed from Google Patents.
US3325565A
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Mixed monoalkyl and dialkyl esters of phosphoric acid partially neutralized with a primary alkyl amine
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1963-10-01
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Granted: 1967-06-13
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Expires: 1983-10-01
Abstract
No abstract record available.
Inventors
- 👤 Alexander H Popkin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 06:03
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/06; C07F9/08; C07F9/09; C07F9/11; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/18; C10L1/182; C10L1/1822; C10L1/1824; C10L1/26; C10L1/2633; C10L1/2641
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
A GASOLINE-SOLUBLE MIXTURE OF PARTIALLY NEUTRALIZED ALKYL ESTERS OF PHOSPHORIC ACID, SAID MIXTURE BEING THE PRODUCT OBTAINED BY REACTING A MIXTURE OF MONOALKYL AND DIALKYL ESTERS OF PHOSPHORIC ACID WITH A PRIMARY ALKYL AMINE HAVING IN THE RANGE OF 1 TO 5 CARBON ATOMS, THE AMOUNT OF SAID AMINE BEING IN THE RANGE OF FROM ABOUT 30 TO 70 PERCENT OF THE STOICHIOMETRIC AMOUNT NEEDED FOR COMPLETE NEUTRALIZATION OF SAID ESTERS, THE ALKYL GROUP IN SAID ESTER HAVING IN THE RANGE OF FROM 12 TO 20 CARBON ATOMS, THE MOLE RATIO OF MONOESTER TO DIESTER IN SAID MIXTURE OF ESTERS BEING IN THE RANGE OF FROM 25/75 TO 75/25.
Claim 2
Dependent Claim
109 words
A GASOLINE-SOLUBLE MIXTURE OF PARTIALLY NEUTRALIZED ALKYL ESTERS OF PHOSPHORIC ACID, SAID MIXTURE BEING THE PRODUCT OBTAINED BY REACTING A MIXTURE OF MONOALKYL AND DIALKYL ESTERS OF PHOSPHORIC ACID WITH A PRIMARY ALKYL AMINE HAVING IN THE RANGE OF 1 TO 5 CARBON ATOMS, THE AMOUNT OF SAID AMINE BEING IN THE RANGE OF FROM ABOUT 30 TO 70 PERCENT OF THE STOICHIOMETRIC AMOUNT NEEDED FOR COMPLETE NEUTRALIZATION OF SAID ESTERS, THE ALKYL GROUP IN SAID ESTER HAVING IN THE RANGE OF FROM 12 TO 20 CARBON ATOMS, THE MOLE RATIO OF MONOESTER TO DIESTER IN SAID MIXTURE OF ESTERS BEING IN THE RANGE OF FROM 25/75 TO 75/25.
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) | 1970-06-12 | 1970-12-12 | 1971-06-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-12 | 1974-12-12 | 1975-06-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-12 | 1978-12-12 | 1979-06-13 | $7700.00 | Window Closed / Lapsed |