US2965574A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fire resistant hydraulic fluid
Assignee: Texaco Inc
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Filing: 1956-07-12
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Granted: 1960-12-20
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Expires: 1976-07-12
Abstract
No abstract record available.
Inventors
- 👤 Raymond B Tierney
- 👤 Richard K Meyers
- 👤 Robert H Krug
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:10
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2201/00; C10M2201/02; C10M2207/00; C10M2207/02; C10M2207/023; C10M2207/024; C10M2207/026; C10M2207/04; C10M2207/046; C10M2207/28; C10M2207/287; C10M2207/289; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/104; C10M2211/00; C10M2211/04; C10M2211/042; C10M2211/06; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2215/044; C10M2215/06; C10M2215/062; C10M2215/24; C10M2215/26; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/041; C10M2223/042; C10M2223/06; C10M2223/063; C10M2229/00; C10M2229/04; C10M2229/041; C10N; C10N2040/00; C10N2040/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
162 words
A FIRE RESISTANT WATER-IN-OIL EMULSION SUITABLE FOR USE AS A HYDRAULIC FLUID CONSISTING ESSENTIALLY OF FROM 60 TO 40 VOLUME PERCENT OF WATER AND FROM 40 TO 60 VOLUME PERCENT OF AN OLEAGINOUS BLEND CONTAINING A MAJOR PORTION OF A MINERAL OIL HAVING VISCOSITY IN THE RANGE FROM 20 TO 300 SUS AT 100*F., FROM 4 TO 12 VOLUME PERCENT OF A LIPOPHILIC EMULSIFYING AGENT SELECTED FROM THE GROUP CONSISTING OF FATTY ACID PARTIAL ESTERS OF SIX CARBON POLYHYDRIC ALCOHOL MONO- AND DIANHYDRIDES, AND MIXTURES THEREOF, IN COMBINATION WITH FROM ABOUT 10 PERCENT TO 20 PERCENT, BASED ON SAID LIPOPHILIC EMULSIFYING AGENT, OF POLYOXYALKYLENE DERIVATIVES OF FATTY ACID PARTIAL ESTERS OF SIX CARBON POLYHYDRIC ALCOHOL MONO- AND DIANHYDRIDES, SAID FATTY ACIDS HAVING FROM 6 TO 30 CARBON ATOMS, AND THE ALKYLENE PORTION OF SAID POLYOXYALKYLENE DERIVATIVE HAVING FROM 1 TO 4 CARBON ATOMS, AND A VOLATILE CORROSION INHIBITOR IN AN AMOUNT SUFFICIENT TO INHIBIT CORROSION IN BOTH THE LIQUID AND VAPOR PHASES.
Claim 2
Dependent Claim
162 words
A FIRE RESISTANT WATER-IN-OIL EMULSION SUITABLE FOR USE AS A HYDRAULIC FLUID CONSISTING ESSENTIALLY OF FROM 60 TO 40 VOLUME PERCENT OF WATER AND FROM 40 TO 60 VOLUME PERCENT OF AN OLEAGINOUS BLEND CONTAINING A MAJOR PORTION OF A MINERAL OIL HAVING VISCOSITY IN THE RANGE FROM 20 TO 300 SUS AT 100*F., FROM 4 TO 12 VOLUME PERCENT OF A LIPOPHILIC EMULSIFYING AGENT SELECTED FROM THE GROUP CONSISTING OF FATTY ACID PARTIAL ESTERS OF SIX CARBON POLYHYDRIC ALCOHOL MONO- AND DIANHYDRIDES, AND MIXTURES THEREOF, IN COMBINATION WITH FROM ABOUT 10 PERCENT TO 20 PERCENT, BASED ON SAID LIPOPHILIC EMULSIFYING AGENT, OF POLYOXYALKYLENE DERIVATIVES OF FATTY ACID PARTIAL ESTERS OF SIX CARBON POLYHYDRIC ALCOHOL MONO- AND DIANHYDRIDES, SAID FATTY ACIDS HAVING FROM 6 TO 30 CARBON ATOMS, AND THE ALKYLENE PORTION OF SAID POLYOXYALKYLENE DERIVATIVE HAVING FROM 1 TO 4 CARBON ATOMS, AND A VOLATILE CORROSION INHIBITOR IN AN AMOUNT SUFFICIENT TO INHIBIT CORROSION IN BOTH THE LIQUID AND VAPOR PHASES.
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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) | 1963-12-20 | 1964-06-20 | 1964-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-20 | 1968-06-20 | 1968-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-20 | 1972-06-20 | 1972-12-20 | $7700.00 | Window Closed / Lapsed |