Patent US2698299A successfully refreshed from Google Patents.
US2698299A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Modified acidic copolymer-fatty acid soap greases
Assignee: ExxonMobil Oil Corp
•
Filing: 1951-11-27
•
Granted: 1954-12-28
•
Expires: 1971-11-27
Abstract
No abstract record available.
Inventors
- 👤 John J Giammaria
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 09:08
CPC Classifications
C; C10; C10M; C10M5/00; C10M2201/00; C10M2201/04; C10M2201/041; C10M2201/10; C10M2201/105; C10M2205/00; C10M2205/02; C10M2205/022; C10M2205/14; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2207/123; C10M2207/125; C10M2207/129; C10M2207/22; C10M2207/28; C10M2207/282; C10M2207/34; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/084; C10M2209/10; C10M2209/103; C10M2209/108; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/041; C10M2229/05; C10N; C10N2010/00; C10N2010/02; C10N2010/04; C10N2010/06; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
A MODIFIED GREASE COMPRISING A MAJOR PROPORTION OF A LUBRICATING OLEGINOUS VEHICLE, A MINOR PROPORTION OF A MIXED GELLING AGENT AND AN AMOUNT OF AN ALIPHATIC MONOCARBOXYLIC ACID HAVING LESS THAN SIX CARBON ATOMS AND A MOLAR EQUIVALENT OF A METAL OF GROUP II OF THE PERIODIC SYSTEM SUFFICIENT TO PROVIDE A GREASE HAVING A DROPPING POINT OF AT LEAST 300* F., SAID GELLING AGENT COMPRISING A MIXTURE OF SALTS OF A METAL OF GROUP II OF THE PERIODIC SYSTEM AND (1) AN ACIDIC COPOLYMER OF AN ALPHA,BETA-UNSATURATED POLYCARBOXYLIC ACID AND AN ALIPHATIC COMPOUND HAVING A TERMINAL VINYL GROUP, SAID ACIDIC COPOLYMER HAVING A MOLECULAR WEIGHT OF ABOUT 1000 TO ABOUT 2000, AND (2) A SATURATED ALIPHATIC MONOCARBOXYLIC ACID HAVING 10 TO 22 CARBON ATOMS.
Claim 2
Dependent Claim
125 words
A MODIFIED GREASE COMPRISING A MAJOR PROPORTION OF A LUBRICATING OLEGINOUS VEHICLE, A MINOR PROPORTION OF A MIXED GELLING AGENT AND AN AMOUNT OF AN ALIPHATIC MONOCARBOXYLIC ACID HAVING LESS THAN SIX CARBON ATOMS AND A MOLAR EQUIVALENT OF A METAL OF GROUP II OF THE PERIODIC SYSTEM SUFFICIENT TO PROVIDE A GREASE HAVING A DROPPING POINT OF AT LEAST 300* F., SAID GELLING AGENT COMPRISING A MIXTURE OF SALTS OF A METAL OF GROUP II OF THE PERIODIC SYSTEM AND (1) AN ACIDIC COPOLYMER OF AN ALPHA,BETA-UNSATURATED POLYCARBOXYLIC ACID AND AN ALIPHATIC COMPOUND HAVING A TERMINAL VINYL GROUP, SAID ACIDIC COPOLYMER HAVING A MOLECULAR WEIGHT OF ABOUT 1000 TO ABOUT 2000, AND (2) A SATURATED ALIPHATIC MONOCARBOXYLIC ACID HAVING 10 TO 22 CARBON ATOMS.
References Cited (Backward Citations)
US1976679A
Cited
US2197263A
Cited
US2402825A
Cited
US2564561A
Cited
US2417432A
Cited
US2417429A
Cited
US2417433A
Cited
US2533376A
Cited
US2417428A
Cited
US2615864A
Cited
US2543964A
Cited
US2483960A
Cited
US2483959A
Cited
US2577706A
Cited
US2513680A
Cited
US2634256A
Cited
US2616849A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-12-27 | 1958-06-28 | 1958-12-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-12-27 | 1962-06-28 | 1962-12-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-12-27 | 1966-06-28 | 1966-12-28 | $7700.00 | Window Closed / Lapsed |