US2799654A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Non-corrosive lubricant composition
Assignee: Standard Oil Co
•
Filing: 1954-04-30
•
Granted: 1957-07-16
•
Expires: 1974-04-30
Abstract
No abstract record available.
Inventors
- 👤 Albert R Sabol
- 👤 Robert E Karll
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:54
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2205/00; C10M2207/00; C10M2207/28; C10M2207/282; C10M2207/34; C10M2207/40; C10M2207/404; C10M2209/00; C10M2209/10; C10M2209/103; C10M2221/00; C10M2221/02; C10M2223/00; C10M2223/12; C10M2223/121; C10M2225/00; C10M2225/04; C10M2225/041; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2010/06; C10N2010/08; C10N2010/12; C10N2010/14; C10N2010/16; C10N2040/00; C10N2040/14; C10N2040/16; C10N2040/17; C10N2040/25; C10N2040/252; C10N2040/253; C10N2050/00; C10N2050/10; C10N2070/00; C10N2070/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
A LUBRICANT COMPOSITION COMPRISING A MAJOR PROPORTION OF AN OLEAGINOUS COMPOUND AND FROM ABOUT 0.1% TO ABOUT 10% OF THE NEUTRALIZED REACTION PRODUCT OF A SULFURIZED TERPENE, AN ALKYL PHENOL SELECTED PRODUCT OF A GROUP CONSISTING OF A MONOALKYL PHENOL AND A DIALKYL PHENOL HAVING 2 TO ABOUT 20 CARBON ATOMS IN EACH ALKYL RADICAL, AND FORMALDEHYDE, SAID REACTANTS BEING REACTED IN THE MOLAR RATIO OF FROM 1:0.1:0.1 TO ABOUT 1:1:1, RESPECTIVELY, AT A TEMPERATURE OF FROM ABOUT 150*F. TO ABOUT 300*F. AND THE RESULTANT PRODUCT NEUTRALIZED WITH A BASIC REAGENT.
Claim 2
Dependent Claim
91 words
A LUBRICANT COMPOSITION COMPRISING A MAJOR PROPORTION OF AN OLEAGINOUS COMPOUND AND FROM ABOUT 0.1% TO ABOUT 10% OF THE NEUTRALIZED REACTION PRODUCT OF A SULFURIZED TERPENE, AN ALKYL PHENOL SELECTED PRODUCT OF A GROUP CONSISTING OF A MONOALKYL PHENOL AND A DIALKYL PHENOL HAVING 2 TO ABOUT 20 CARBON ATOMS IN EACH ALKYL RADICAL, AND FORMALDEHYDE, SAID REACTANTS BEING REACTED IN THE MOLAR RATIO OF FROM 1:0.1:0.1 TO ABOUT 1:1:1, RESPECTIVELY, AT A TEMPERATURE OF FROM ABOUT 150*F. TO ABOUT 300*F. AND THE RESULTANT PRODUCT NEUTRALIZED WITH A BASIC REAGENT.
References Cited (Backward Citations)
US2409877A
Cited
US2545113A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-15 | 1961-01-14 | 1961-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-15 | 1965-01-14 | 1965-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-15 | 1969-01-14 | 1969-07-16 | $7700.00 | Window Closed / Lapsed |