US2880174A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Soap-salt complex thickened greases
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1955-05-13
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Granted: 1959-03-31
•
Expires: 1975-05-13
Abstract
No abstract record available.
Inventors
- 👤 Arnold J Morway
- 👤 Herbert K Wiese
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:10
CPC Classifications
C; C10; C10M; C10M5/00; C10M2205/00; C10M2207/00; C10M2207/08; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2207/123; C10M2207/124; C10M2207/125; C10M2207/129; C10M2207/22; C10M2207/28; C10M2207/282; C10M2207/284; C10M2207/285; C10M2207/30; C10M2207/34; C10M2209/00; C10M2209/10; C10M2209/103; C10M2211/00; C10M2211/04; C10M2211/044; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/064; C10M2215/065; C10M2219/00; C10M2219/06; C10M2219/08; C10M2219/082; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/05; C10N; C10N2010/00; C10N2010/04; C10N2040/00; C10N2040/02; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
116 words
A LUBRICATING GREASE COMPOSITION COMPRISING A MAJOR PORTION OF A LUBRICATING OIL AND A MINOR GREASEMAKING PROPORTION OF A SOAP-SALT COMPLEX CONSISTING OF AT LEAST ONE ALKALINE EARTH METAL SAOP OF A HIGH MOLECULAR WEIGHT FATTY ACID HAVING FROM ABOUT 18 TO 22 CARBON ATOMS PER MOLECULE, AN ALKALINE EARTH METAL SALT OF A POLYCARBOXYLIC ACID MATERIAL SELECTED FROM THE GROUP CONSISTING OF DICYCLODIENE DICARBOXYLIC ACID AND TRICARBOXYLATED BICYCLO (I,2.1)-HEPTENE, AND AN ALKALINE EARTH METAL SALT OF ACETIC ACID, IN WHICH THE MOL RATIO OF ACETIC ACID TO THE OTHER CARBOXYLIC ACIDS IS ABOUT 4:1 TO 40:1 AND A MOL RATIO OF POLYCARBOXYLIC ACID MATERIAL TO HIGH MOLECULAR WEIGHT FATTY ACID IS ABOUT 0.5:1 TO 5:1.
Claim 2
Dependent Claim
116 words
A LUBRICATING GREASE COMPOSITION COMPRISING A MAJOR PORTION OF A LUBRICATING OIL AND A MINOR GREASEMAKING PROPORTION OF A SOAP-SALT COMPLEX CONSISTING OF AT LEAST ONE ALKALINE EARTH METAL SAOP OF A HIGH MOLECULAR WEIGHT FATTY ACID HAVING FROM ABOUT 18 TO 22 CARBON ATOMS PER MOLECULE, AN ALKALINE EARTH METAL SALT OF A POLYCARBOXYLIC ACID MATERIAL SELECTED FROM THE GROUP CONSISTING OF DICYCLODIENE DICARBOXYLIC ACID AND TRICARBOXYLATED BICYCLO (I,2.1)-HEPTENE, AND AN ALKALINE EARTH METAL SALT OF ACETIC ACID, IN WHICH THE MOL RATIO OF ACETIC ACID TO THE OTHER CARBOXYLIC ACIDS IS ABOUT 4:1 TO 40:1 AND A MOL RATIO OF POLYCARBOXYLIC ACID MATERIAL TO HIGH MOLECULAR WEIGHT FATTY ACID IS ABOUT 0.5:1 TO 5:1.
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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) | 1962-03-30 | 1962-09-29 | 1963-03-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-30 | 1966-09-29 | 1967-03-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-30 | 1970-09-29 | 1971-03-31 | $7700.00 | Window Closed / Lapsed |