US3340190A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Railway diesel oil
Assignee: Standard Oil Co
•
Filing: 1965-06-01
•
Granted: 1967-09-05
•
Expires: 1985-06-01
Abstract
No abstract record available.
Inventors
- 👤 Sigmund S Deluga
- 👤 James W Harnach
- 👤 Jr Randel Q Little
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:17
CPC Classifications
C; C10; C10M; C10M133/00; C10M133/02; C25; C25B; C25B15/00; C25B15/08; C25B3/00; C25B3/20; C25B3/29; C25B3/295; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/06; C10M2215/062; C10M2215/24; C10M2215/26; C10M2217/00; C10M2217/04; C10M2217/046; C10M2217/06; C10M2219/00; C10M2219/04; C10M2219/044; C10M2227/00; C10M2227/06; C10N; C10N2040/00; C10N2040/25; C10N2040/251; C10N2040/255; C10N2040/28; C10N2050/00; C10N2050/015; C10N2050/02; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
117 words
A LUBRICANT COMPOSITION COMPRISING A LUBRICATING MINERAL OIL HAVING DISSOLVED THEREIN AS ITS ESSENTIAL ADDITIVE INGREDIENTS A COMBINATION CONSISTING OF THE EXACTLY NEUTRALIZED CALCIUM SALT OF A N,N''-BIS(ALKYL SUBSTITUTED HYDROXYBENZYL) ALKYLENE DIAMINE AND A BIS (ALKENYL SUBSTITUTED SUCCINIMIDE) OF A (POLYAZALKYL AMINO)-UREYLENE THAT IS A CONDENSATION PRODUCT OF TWO MOLES OF POLYALKYLENE POLYAMINE WITH ONE MOLE UREA, WHEREIN SAID ALKYL SUBSTITUTED HYDROXYBENZYL THE ALKYL SUBSTITUENT IS ALKYL HYDROCARBON OF FROM 5 TO 70 CARBON ATOMS, WHEREIN SAID ALKYLENE DIAMINE THE ALKYLENE GROUP IS A DIVALENT OPEN CHAIN HYDROCARBON OF FROM 2 TO 10 CARBON ATOMS, WHEREIN SAID ALKENYL SUBSTITUENT OF SAID SUCCINIMIDE HAS FROM 30 TO 215 CARBON ATOMS AND WHEREIN SAID POLYALKYLENE POLYAMINE HAS THE FORMULA
Claim 2
Dependent Claim
117 words
A LUBRICANT COMPOSITION COMPRISING A LUBRICATING MINERAL OIL HAVING DISSOLVED THEREIN AS ITS ESSENTIAL ADDITIVE INGREDIENTS A COMBINATION CONSISTING OF THE EXACTLY NEUTRALIZED CALCIUM SALT OF A N,N''-BIS(ALKYL SUBSTITUTED HYDROXYBENZYL) ALKYLENE DIAMINE AND A BIS (ALKENYL SUBSTITUTED SUCCINIMIDE) OF A (POLYAZALKYL AMINO)-UREYLENE THAT IS A CONDENSATION PRODUCT OF TWO MOLES OF POLYALKYLENE POLYAMINE WITH ONE MOLE UREA, WHEREIN SAID ALKYL SUBSTITUTED HYDROXYBENZYL THE ALKYL SUBSTITUENT IS ALKYL HYDROCARBON OF FROM 5 TO 70 CARBON ATOMS, WHEREIN SAID ALKYLENE DIAMINE THE ALKYLENE GROUP IS A DIVALENT OPEN CHAIN HYDROCARBON OF FROM 2 TO 10 CARBON ATOMS, WHEREIN SAID ALKENYL SUBSTITUENT OF SAID SUCCINIMIDE HAS FROM 30 TO 215 CARBON ATOMS AND WHEREIN SAID POLYALKYLENE POLYAMINE HAS THE FORMULA
Claim 3
Dependent Claim
86 words
A LUBRICANT COMPOSITION COMPRISING A MAJOR AMOUNT OF A MINERAL LUBRICATING OIL OF SAE 30 TO SAE 50, 0.5 TO 10% BY WEIGHT OF A BIS(POLYBUTENYL SUBSTITUTED SUCCINIMIDE) OF A (POLYAZALKYL AMINO) UREYLENE PREPARED FROM ONE MOLE UREA AND TWO MOLES OF TETRAETHYLENE PENTAMINE WHOSE POLYBUTENYL SUBSTITUTED SUCCINIC ACID MOIETY HAS A MOLECULAR WEIGHT OF ABOUT 960 AND AN AMOUNT OF EXACTLY NEUTRALIZED CALCIUM SALT OF N,N''-BIS(NONYL HYDROXYBENZYL) ETHYLENE DIAMINE TO PROVIDE FOR EACH GRAM ATOM OF CALCIUM FROM 0.02 TO 0.4 MOLE OF SAID BISSUCCINIMIDE.
Claim 4
Dependent Claim
86 words
A LUBRICANT COMPOSITION COMPRISING A MAJOR AMOUNT OF A MINERAL LUBRICATING OIL OF SAE 30 TO SAE 50, 0.5 TO 10% BY WEIGHT OF A BIS(POLYBUTENYL SUBSTITUTED SUCCINIMIDE) OF A (POLYAZALKYL AMINO) UREYLENE PREPARED FROM ONE MOLE UREA AND TWO MOLES OF TETRAETHYLENE PENTAMINE WHOSE POLYBUTENYL SUBSTITUTED SUCCINIC ACID MOIETY HAS A MOLECULAR WEIGHT OF ABOUT 960 AND AN AMOUNT OF EXACTLY NEUTRALIZED CALCIUM SALT OF N,N''-BIS(NONYL HYDROXYBENZYL) ETHYLENE DIAMINE TO PROVIDE FOR EACH GRAM ATOM OF CALCIUM FROM 0.02 TO 0.4 MOLE OF SAID BISSUCCINIMIDE.
Claim 5
Dependent Claim
29 words
THE COMPOSITION OF CLAIM 10 WHEREIN THERE IS ALSO PRESENT 0.02 TO 1.0 WEIGHT PERCENT OF THE CALCIUM SALT OF A C12 TO C30 ALKYL SUBSTITUTED BENZENE SULFONIC ACID.
References Cited (Backward Citations)
US2353491A
Cited
US3036003A
Cited
US3219666A
Cited
US3087936A
Cited
US3154560A
Cited
GB998869A
Cited
US3272743A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-09-04 | 1971-03-06 | 1971-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-04 | 1975-03-06 | 1975-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-04 | 1979-03-06 | 1979-09-05 | $7700.00 | Window Closed / Lapsed |