US2940930A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricating grease compositions
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1956-05-15
•
Granted: 1960-06-14
•
Expires: 1976-05-15
Abstract
No abstract record available.
Inventors
- 👤 Warren C Pattenden
- 👤 Francesco G Bonmartini
- 👤 Lorne W Sproule
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:16
CPC Classifications
C; C10; C10M; C10M5/00; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/123; C10M2207/125; C10M2207/128; C10M2207/129; C10M2207/22; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/30; C10M2207/302; C10M2207/304; C10M2207/32; C10M2207/34; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/104; C10M2209/105; C10M2209/109; C10M2211/00; C10M2211/06; C10M2213/00; C10M2213/02; C10M2213/06; C10M2213/062; C10M2219/00; C10M2219/04; C10M2219/044; C10M2219/08; C10M2219/082; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10M2229/00; C10M2229/04; C10M2229/041; C10M2229/043; C10M2229/044; C10N; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
53 words
A LUBRICATING OIL COMPOSITION THICKENED TO A GREASE CONSISTENCY WITH METAL SALT OF THE ACIDIC REACTION PRODUCT OF ABOUT EQUI-MOLAR PROPORTIONS OF A C2-C10 SATURATED HYDROCARBON DICARBOXYLIC ACID, A C12-C30 FATTY ACID, AND A C1-C12 GLYCOL AND WHEREIN SAID METAL IS SELECTED FROM THE GROUP CONSISTING OF ALKALINE EARTH METALS AND ALKALI METALS.
Claim 2
Dependent Claim
53 words
A LUBRICATING OIL COMPOSITION THICKENED TO A GREASE CONSISTENCY WITH METAL SALT OF THE ACIDIC REACTION PRODUCT OF ABOUT EQUI-MOLAR PROPORTIONS OF A C2-C10 SATURATED HYDROCARBON DICARBOXYLIC ACID, A C12-C30 FATTY ACID, AND A C1-C12 GLYCOL AND WHEREIN SAID METAL IS SELECTED FROM THE GROUP CONSISTING OF ALKALINE EARTH METALS AND ALKALI METALS.
References Cited (Backward Citations)
US2191738A
Cited
US2294259A
Cited
US2347494A
Cited
US2487080A
Cited
US2782166A
Cited
US2583607A
Cited
US2699428A
Cited
US2723286A
Cited
US2828265A
Cited
US2752312A
Cited
US2756213A
Cited
US2849401A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-06-14 | 1963-12-14 | 1964-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-06-14 | 1967-12-14 | 1968-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-06-14 | 1971-12-14 | 1972-06-14 | $7700.00 | Window Closed / Lapsed |