US3037933A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Greases made by thickening silicone oils with silica and silica coated with octamethylcyclotetrasiloxane
Assignee: General Electric Co
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Filing: 1960-10-31
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Granted: 1962-06-05
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Expires: 1980-10-31
Abstract
No abstract record available.
Inventors
- 👤 John H Wright
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:29
CPC Classifications
C; C10; C10M; C10M7/00; C08; C08K; C08K3/00; C08K3/34; C08K3/36; C08K9/00; C08K9/04; C08K9/06; C10M2201/00; C10M2201/087; C10M2201/10; C10M2201/105; C10M2201/14; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/022; C10M2207/10; C10M2207/16; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/104; C10M2209/105; C10M2209/106; C10M2209/107; C10M2227/00; C10M2227/06; C10M2227/061; C10M2227/062; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/041; C10M2229/042; C10M2229/043; C10M2229/044; C10M2229/05; C10M2229/051; C10N; C10N2010/00; C10N2010/04; C10N2020/00; C10N2020/01; C10N2030/00; C10N2030/12; C10N2040/00; C10N2040/14; C10N2040/16; C10N2040/17; C10N2050/00; C10N2050/08; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
69 words
A SILICONE GREASE COMPOSITION OF IMPROVED MOISTURE RESISTANCE COMPRISING A MAJOR PROPORTION OF A SILICONE OIL AND AS THICKENING AGENTS, A MIXTURE OF A FINELY DIVIDED SILICA AND A FINELY DIVIDED SILICA HAVING ITS SURFACE COATED WITH OCTAMETHYLCYCLOTETRASILOXANE, SAID MIXTURE BEING COMPOSED OF FROM ABOUT 10% TO ABOUT 90% BY WEIGHT BASED ON THE WEIGHT OF SAID MIXTURE, OF SAID FINELY DIVIDED SILICA HAVING ITS SURFACE COATED WITH OCTAMETHYLCYCLOTETRASILOXANE.
Claim 2
Dependent Claim
69 words
A SILICONE GREASE COMPOSITION OF IMPROVED MOISTURE RESISTANCE COMPRISING A MAJOR PROPORTION OF A SILICONE OIL AND AS THICKENING AGENTS, A MIXTURE OF A FINELY DIVIDED SILICA AND A FINELY DIVIDED SILICA HAVING ITS SURFACE COATED WITH OCTAMETHYLCYCLOTETRASILOXANE, SAID MIXTURE BEING COMPOSED OF FROM ABOUT 10% TO ABOUT 90% BY WEIGHT BASED ON THE WEIGHT OF SAID MIXTURE, OF SAID FINELY DIVIDED SILICA HAVING ITS SURFACE COATED WITH OCTAMETHYLCYCLOTETRASILOXANE.
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) | 1965-06-04 | 1965-12-04 | 1966-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-04 | 1969-12-04 | 1970-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-04 | 1973-12-04 | 1974-06-05 | $7700.00 | Window Closed / Lapsed |