US3089851A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricant additive and composition containing same
Assignee: Standard Oil Co
•
Filing: 1958-12-08
•
Granted: 1963-05-14
•
Expires: 1978-12-08
Abstract
No abstract record available.
Inventors
- 👤 Donald L Klass
- 👤 Roger W Watson
- 👤 Robert E Karll
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 12:54
CPC Classifications
C; C10; C10M; C10M159/00; C10M159/12; C10M159/123; C07; C07F; C07F9/00; C07F9/02; C07F9/04; C08; C08F; C08F8/00; C08F8/34; C10M3/00; C10M2205/00; C10M2205/02; C10M2205/026; C10M2207/00; C10M2207/28; C10M2207/282; C10M2207/34; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/084; C10M2209/10; C10M2209/103; C10M2219/00; C10M2219/02; C10M2219/022; C10M2219/024; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/045; C10M2223/12; C10M2225/00; C10M2225/04; C10M2225/041; C10M2227/00; C10M2227/06; C10M2227/09; C10N; C10N2010/00; C10N2010/04; C10N2010/06; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
122 words
AS A NEW COMPOSITION OF MATTER, AN OIL-SOLUBLE DETERGENT NEUTRALIZED REACTION PRODUCT PREPARED BY THE PROCCESS COMPRISING: REACTING A PHOSPHORUS SULFIDE WITH A HYDROCARBON; HYDROLYZING THE RESULTING PHOSPHROUS SULFIDEHYDROCARBON REACTION PRODUCT; AND REACTING THE HYDROLYZED PRODUCT WITH BORIC ACID IN AN AMOUNT CORRESPONDING TO FROM ABOUT ONE TO ABOUT THREE MOLES BORON PER MOLE OF HYDROLYZED PRODUCT AND WITH AN ALIPHATIC AMINE COMPOUND HAVING FROM 2 TO 21 CARBON ATOMS AND SELECTED FROM THE GROUP CONSISTING OF POLYAMINES AND HYDROXY ALIPHATIC AMINES IN AN AMOUNT CORRESPONDING TO FROM ABOUT ONE TO ABOUT 1.1 MOLES OF ALIPHATIC AMINE COMPOUND PER MOLE OF ACID PHOSPHORUS, AT A TEMPERATURE BELOW THE TEMPERATURE AT WHICH SAID ALIPHATIC AMINE COMPOUND IS DRIVEN FROM THE MIXTURE OF REACTANTS.
Claim 2
Dependent Claim
122 words
AS A NEW COMPOSITION OF MATTER, AN OIL-SOLUBLE DETERGENT NEUTRALIZED REACTION PRODUCT PREPARED BY THE PROCCESS COMPRISING: REACTING A PHOSPHORUS SULFIDE WITH A HYDROCARBON; HYDROLYZING THE RESULTING PHOSPHROUS SULFIDEHYDROCARBON REACTION PRODUCT; AND REACTING THE HYDROLYZED PRODUCT WITH BORIC ACID IN AN AMOUNT CORRESPONDING TO FROM ABOUT ONE TO ABOUT THREE MOLES BORON PER MOLE OF HYDROLYZED PRODUCT AND WITH AN ALIPHATIC AMINE COMPOUND HAVING FROM 2 TO 21 CARBON ATOMS AND SELECTED FROM THE GROUP CONSISTING OF POLYAMINES AND HYDROXY ALIPHATIC AMINES IN AN AMOUNT CORRESPONDING TO FROM ABOUT ONE TO ABOUT 1.1 MOLES OF ALIPHATIC AMINE COMPOUND PER MOLE OF ACID PHOSPHORUS, AT A TEMPERATURE BELOW THE TEMPERATURE AT WHICH SAID ALIPHATIC AMINE COMPOUND IS DRIVEN FROM THE MIXTURE OF REACTANTS.
References Cited (Backward Citations)
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US2160917A
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US2346156A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-05-13 | 1966-11-12 | 1967-05-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-05-13 | 1970-11-12 | 1971-05-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-05-13 | 1974-11-12 | 1975-05-14 | $7700.00 | Window Closed / Lapsed |