Patent US3329614A successfully refreshed from Google Patents.
US3329614A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic pressure transmission fluid
Assignee: Olin Corp
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Filing: 1964-11-10
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Granted: 1967-07-04
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Expires: 1984-11-10
Abstract
No abstract record available.
Inventors
- 👤 Frank J Milnes
- 👤 Arthur W Sawyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 09:42
CPC Classifications
C; C10; C10M; C10M3/00; C08; C08G; C08G65/00; C08G65/02; C08G65/26; C08G65/2603; C08G65/2606; C08G65/2609; C10M2201/00; C10M2201/087; C10M2207/00; C10M2207/02; C10M2207/023; C10M2207/024; C10M2207/026; C10M2207/04; C10M2207/046; C10M2207/08; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2207/18; C10M2207/20; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/104; C10M2209/105; C10M2209/107; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2215/06; C10M2215/062; C10M2215/064; C10M2215/065; C10M2215/22; C10M2215/221; C10M2215/225; C10M2215/226; C10M2215/24; C10M2215/30; C10M2217/00; C10M2217/02; C10M2217/028; C10M2217/06; C10M2219/00; C10M2219/10; C10M2219/104; C10M2219/108; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10M2223/043; C10M2227/00; C10M2227/06; C10M2227/061; C10N; C10N2020/00; C10N2020/01; C10N2040/00; C10N2040/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
110 words
A FLUID COMPOSITION CONSISTING ESSENTIALLY OF (A) FROM ABOUT 18 TO ABOUT 30 PERCENT BY WEIGHT, BASED ON THE TOTAL WEIGHT OF THE FLUID COMPOSITION OF A HETERIC POLYOXYALKYLENE ADDUCT OF TRIPENTAERYTHRITOL FORMED BY REACTING A MIXTURE OF ABOUT 35 TO ABOUT 65 WEIGHT PERCENT OF ETHYLENE OXIDE AND ABOUT 65 TO ABOUT 35 WEIGHT PERCENT OF PROPYLENE OXIDE, WITH TRIPENTAERYTHRITOL, THE SAID ADDUCT HAVING A VISCOSITY AT 100*F. OF BETWEEN 800 AND 1400 CENTISTOKES AND HAVING A POUR-POINT NOT HIGHER THAN -15*F.; (B) FROM ABOUT 40 TO ABOUT 71.5 PERCENT BY WEIGHT, BASED ON THE TOTAL WEIGHT OF THE FLUID COMPOSITION, OF A GLYCOL ALCOHOL ETHER OF THE FORMULA:
Claim 2
Dependent Claim
110 words
A FLUID COMPOSITION CONSISTING ESSENTIALLY OF (A) FROM ABOUT 18 TO ABOUT 30 PERCENT BY WEIGHT, BASED ON THE TOTAL WEIGHT OF THE FLUID COMPOSITION OF A HETERIC POLYOXYALKYLENE ADDUCT OF TRIPENTAERYTHRITOL FORMED BY REACTING A MIXTURE OF ABOUT 35 TO ABOUT 65 WEIGHT PERCENT OF ETHYLENE OXIDE AND ABOUT 65 TO ABOUT 35 WEIGHT PERCENT OF PROPYLENE OXIDE, WITH TRIPENTAERYTHRITOL, THE SAID ADDUCT HAVING A VISCOSITY AT 100*F. OF BETWEEN 800 AND 1400 CENTISTOKES AND HAVING A POUR-POINT NOT HIGHER THAN -15*F.; (B) FROM ABOUT 40 TO ABOUT 71.5 PERCENT BY WEIGHT, BASED ON THE TOTAL WEIGHT OF THE FLUID COMPOSITION, OF A GLYCOL ALCOHOL ETHER OF 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) | 1970-07-03 | 1971-01-02 | 1971-07-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-03 | 1975-01-02 | 1975-07-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-03 | 1979-01-02 | 1979-07-04 | $7700.00 | Window Closed / Lapsed |