US2898295A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High temperature water resistant lubricating greases
Assignee: Godfrey L Cabot Inc
•
Filing: 1956-05-04
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Granted: 1959-08-04
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Expires: 1976-05-04
Abstract
No abstract record available.
Inventors
- 👤 James C Mackenzie
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 12:30
CPC Classifications
C; C10; C10M; C10M5/00; C07; C07C; C07C209/00; C07C209/44; C07C209/48; C10M2201/00; C10M2201/06; C10M2201/062; C10M2201/063; C10M2201/10; C10M2201/102; C10M2201/103; C10M2201/105; C10M2201/14; C10M2207/00; C10M2207/28; C10M2207/282; C10M2207/34; C10M2209/00; C10M2209/02; C10M2209/10; C10M2209/103; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/06; C10M2215/064; C10M2215/24; C10M2215/26; C10M2217/00; C10M2217/04; C10M2217/046; C10M2217/06; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/05; C10N; C10N2010/00; C10N2010/04; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
72 words
A GREASE COMPOSITION STABLE AT HIGH TEMPERATURE EVEN IN THE PRESENCE OF WATER CONSISTING ESSENTIALLY OF A LUNRICATING OIL, A FINELY-DIVIDED INORGANIC THICKENING AGENT CHOSEN FROM THE GROUP CONSISTING OF MWTAL OXIDES, METALLOID OXIDES, BENTONITIC CLAYS AND ATTAPULGITE CLAYS, THE AMOUNT OF SAID THICKENING AGENT BEING SUFFICIENT TO IMPART A GREASE-LIKE CONSISTENCY TO THE COMPOSITION, AND ABOUT 5% TO 40% BY, WEIGHT OF SAID THICKENING AGENT OF A POLYAMINE HAVING THE FORMULA
Claim 2
Dependent Claim
72 words
A GREASE COMPOSITION STABLE AT HIGH TEMPERATURE EVEN IN THE PRESENCE OF WATER CONSISTING ESSENTIALLY OF A LUNRICATING OIL, A FINELY-DIVIDED INORGANIC THICKENING AGENT CHOSEN FROM THE GROUP CONSISTING OF MWTAL OXIDES, METALLOID OXIDES, BENTONITIC CLAYS AND ATTAPULGITE CLAYS, THE AMOUNT OF SAID THICKENING AGENT BEING SUFFICIENT TO IMPART A GREASE-LIKE CONSISTENCY TO THE COMPOSITION, AND ABOUT 5% TO 40% BY, WEIGHT OF SAID THICKENING AGENT OF A POLYAMINE HAVING THE FORMULA
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-03 | 1963-02-02 | 1963-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-03 | 1967-02-02 | 1967-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-03 | 1971-02-02 | 1971-08-04 | $7700.00 | Window Closed / Lapsed |