Patent US3231497A successfully refreshed from Google Patents.
US3231497A
Expired / Lapsed
US
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Polyphenyl ether blends
Assignee: Monsanto Research Corp
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Filing: 1963-04-30
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Granted: 1966-01-25
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Expires: 1983-04-30
Abstract
No abstract record available.
Inventors
- 👤 Stanley D Koch
- 👤 John O Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:12
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/28; C07F9/50; C07F9/53; C07F9/90; C07F9/92; C10; C10M; C10M105/00; C10M105/08; C10M111/00; C10M111/04; C10M133/00; C10M133/02; C10M133/04; C10M133/12; C10M133/16; C10M2203/00; C10M2203/02; C10M2203/022; C10M2203/024; C10M2203/04; C10M2203/06; C10M2207/00; C10M2207/04; C10M2207/08; C10M2207/09; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/287; C10M2207/289; C10M2207/30; C10M2207/34; C10M2209/00; C10M2209/02; C10M2209/08; C10M2209/084; C10M2209/10; C10M2209/103; C10M2209/104; C10M2209/105; C10M2209/109; C10M2209/11; C10M2209/112; C10M2211/00; C10M2211/04; C10M2211/042; C10M2211/044; C10M2211/06; C10M2213/00; C10M2213/02; C10M2213/06; C10M2213/062; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/062; C10M2215/064; C10M2215/065; C10M2215/066; C10M2215/067; C10M2215/068; C10M2215/08; C10M2215/082; C10M2215/14; C10M2215/24; C10M2215/28; C10M2219/00; C10M2219/04; C10M2219/044; C10M2219/10; C10M2219/104; C10M2219/108; C10M2223/00; C10M2223/06; C10M2223/061; C10M2227/00; C10M2227/02; C10M2227/04; C10M2227/08; C10M2227/081; C10M2227/09; C10M2229/00; C10M2229/04; C10M2229/041; C10M2229/043; C10M2229/044; C10M2229/045; C10M2229/046; C10M2229/047; C10M2229/048; C10M2229/05; C10N; C10N2010/00; C10N2010/10; C10N2010/14; C10N2010/16; C10N2030/00; C10N2030/08; C10N2030/32; C10N2040/00; C10N2040/08; C10N2040/12; C10N2040/13
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A FUNCTIONAL FLUID COMPOSITION HAVING A POUR POINT BELOW ABOUT 0*F., CONSISTING ESSENTIALLY OF A BASE STOCK BLEND OF AT LEAST ONE POLYPHENYL ETHER AND AT LEAST ONE SYNTHETIC ESTER BASE FLUID, IN WHICH THE POLYPHENYL ETHER CONSTITUENT PROVIDES FROM 25 TO 75 WEIGHT PERCENT OF THE TOTAL, AND THE SAID SYNTHETIC ESTER BASE FLUID CONSTITUENT IS A FLUID OF LUBRICATING VISCOSITY THERMALLY STABLE TO AT LEAST ABOUT 400*F., SAID ESTER BEING THE ESTER OF AN ALCOHOL CONTAINING AT LEAST 4 CARBON ATOMS, AND A 1,3PROPANEDIONATO COBALT COMPOUND, IN AN AMOUNT SUFFICIENT TO INCREASE TH OXIDATIVE STABILITY OF SAID BASE STOCK BLEND.
Claim 2
Dependent Claim
102 words
A FUNCTIONAL FLUID COMPOSITION HAVING A POUR POINT BELOW ABOUT 0*F., CONSISTING ESSENTIALLY OF A BASE STOCK BLEND OF AT LEAST ONE POLYPHENYL ETHER AND AT LEAST ONE SYNTHETIC ESTER BASE FLUID, IN WHICH THE POLYPHENYL ETHER CONSTITUENT PROVIDES FROM 25 TO 75 WEIGHT PERCENT OF THE TOTAL, AND THE SAID SYNTHETIC ESTER BASE FLUID CONSTITUENT IS A FLUID OF LUBRICATING VISCOSITY THERMALLY STABLE TO AT LEAST ABOUT 400*F., SAID ESTER BEING THE ESTER OF AN ALCOHOL CONTAINING AT LEAST 4 CARBON ATOMS, AND A 1,3PROPANEDIONATO COBALT COMPOUND, IN AN AMOUNT SUFFICIENT TO INCREASE TH OXIDATIVE STABILITY OF SAID BASE STOCK BLEND.
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) | 1969-01-24 | 1969-07-26 | 1970-01-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-01-24 | 1973-07-26 | 1974-01-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-01-24 | 1977-07-26 | 1978-01-25 | $7700.00 | Window Closed / Lapsed |