US3284409A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Substituted succinic acid-boron-alkylene amine phosphatide derived additive and lubricating oil containing same
Assignee: Lubrizol Corp
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Filing: 1965-06-22
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Granted: 1966-11-08
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Expires: 1985-06-22
Abstract
No abstract record available.
Inventors
- 👤 Dorer Casper John
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:15
CPC Classifications
C; C10; C10M; C10M133/00; C10M133/52; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2211/00; C10M2211/08; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/24; C10M2215/26; C10M2217/00; C10M2217/04; C10M2217/046; C10M2217/06; C10M2219/00; C10M2219/02; C10M2219/022; C10M2219/024; C10M2219/04; C10M2219/044; C10M2219/06; C10M2219/062; C10M2219/066; C10M2219/068; C10M2219/08; C10M2219/082; C10M2219/087; C10M2219/088; C10M2219/089; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10M2223/045; C10M2223/10; C10M2223/12; C10M2225/00; C10M2225/04; C10M2227/00; C10M2227/06; C10M2227/063; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2040/00; C10N2040/02; C10N2040/25; C10N2040/251; C10N2040/255; C10N2040/28
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
93 words
A COMPOSITION COMPRISING (A) A BORON-CONTAINING PRODUCT OBTAINED BY THE REACTION OF A HYDROCARBONSUBSTITUTED SUCCINIC ACID COMPOUND HAVING AT LEAST ABOUT 50 ALIPHATIC CARBON ATOMS IN THE HYDROCARBON SUBSTITUENT, AT LEAST ABOUT 0.5 EQUIVALENT OF AN ALKYLENE AMINE, AND AT LEAST ABOUT 0.1 EQUIVALENT OF A BORON REACTANT SELECTED FROM THE CLASS CONSISTING OF BORON ACIDS, BORON OXIDE, AMMONIUM SALTS OF BORON ACIDS, AND ESTERS OF BORON ACIDS WITH MONHOYDRIC ALCOHOLS AND (B) FROM ABOUT 0.01 TO ABOUT 3 MOLES, PER MOLE OF BORON IN SAID BORON-CONTAINING PRODUCT OF (A), OF A PHOSPHATIDE.
Claim 2
Dependent Claim
93 words
A COMPOSITION COMPRISING (A) A BORON-CONTAINING PRODUCT OBTAINED BY THE REACTION OF A HYDROCARBONSUBSTITUTED SUCCINIC ACID COMPOUND HAVING AT LEAST ABOUT 50 ALIPHATIC CARBON ATOMS IN THE HYDROCARBON SUBSTITUENT, AT LEAST ABOUT 0.5 EQUIVALENT OF AN ALKYLENE AMINE, AND AT LEAST ABOUT 0.1 EQUIVALENT OF A BORON REACTANT SELECTED FROM THE CLASS CONSISTING OF BORON ACIDS, BORON OXIDE, AMMONIUM SALTS OF BORON ACIDS, AND ESTERS OF BORON ACIDS WITH MONHOYDRIC ALCOHOLS AND (B) FROM ABOUT 0.01 TO ABOUT 3 MOLES, PER MOLE OF BORON IN SAID BORON-CONTAINING PRODUCT OF (A), OF A PHOSPHATIDE.
Claim 3
Dependent Claim
21 words
A LUBRICATING COMPOSITION COMPRISING A MAJOR PROPORTION OF A LURBICATING OIL AND A MINOR PROPORTION OF THE COMPOSITION OF CLAIM 1.
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) | 1969-11-07 | 1970-05-09 | 1970-11-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-11-07 | 1974-05-09 | 1974-11-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-11-07 | 1978-05-09 | 1978-11-08 | $7700.00 | Window Closed / Lapsed |