Patent US3282847A successfully refreshed from Google Patents.
US3282847A
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US
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Hydraulic fluids
Assignee: Bayer AG
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Filing: 1965-07-28
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Granted: 1966-11-01
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Expires: 1985-07-28
Abstract
No abstract record available.
Inventors
- 👤 Schneider Karl
- 👤 Kauczor Hans-Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 05:17
CPC Classifications
C; C10; C10M; C10M3/00; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/107; C10M2211/00; C10M2211/02; C10M2211/022; C10M2211/024; C10M2211/06; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/041; C10M2223/043; C10N; C10N2040/00; C10N2040/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A FLUID COMPOSITION CONSISTING ESSENTIALLY OF (A) A HYDRAULIC FLUID CONSISTING OF A MEMBER SELECTED FROM THE GROUP CONSISTING OF ARYL ESTER AND AN ALKYLARYL ESTER OF PHOSPHORIC ACID AND (B) ABOUT .1-15% BY WEIGHT OF AN AMIDE ADDITIVE OBTAINED BY REACTING (A) A COMPONENT SELECTED FROM THE GROUP CONSISTING OF 2-ETHYL HEXYLAMINE, N-OCTYLAMINE, DI-N-BUTYL AMINE, DODECYLAMINE, OLEYLAMINE, STEARYL AMINE, BENZYLAMINE, AND W-PHENYLDODECYLAMINE WITH (B) A COMPONENT SELECTED FROM THE GROUP CONSISTING OF PHOSPHORIC ACID DIPHENYL ESTER MONO-CHLORIDE, PHOSPHORIC ACID OCTYL PHENYL ESTER MONOCHLORIDE, PHOSPHORIC ACID DICRESYL ESTER MONOCHLORIDE, AND PHOSPHORIC ACID DICRESYL ESTER MONOBROMIDE, THE MOLAR PROPORTION OF (B) TO (A) BEING ABOUT 1:2-4.
Claim 2
Dependent Claim
105 words
A FLUID COMPOSITION CONSISTING ESSENTIALLY OF (A) A HYDRAULIC FLUID CONSISTING OF A MEMBER SELECTED FROM THE GROUP CONSISTING OF ARYL ESTER AND AN ALKYLARYL ESTER OF PHOSPHORIC ACID AND (B) ABOUT .1-15% BY WEIGHT OF AN AMIDE ADDITIVE OBTAINED BY REACTING (A) A COMPONENT SELECTED FROM THE GROUP CONSISTING OF 2-ETHYL HEXYLAMINE, N-OCTYLAMINE, DI-N-BUTYL AMINE, DODECYLAMINE, OLEYLAMINE, STEARYL AMINE, BENZYLAMINE, AND W-PHENYLDODECYLAMINE WITH (B) A COMPONENT SELECTED FROM THE GROUP CONSISTING OF PHOSPHORIC ACID DIPHENYL ESTER MONO-CHLORIDE, PHOSPHORIC ACID OCTYL PHENYL ESTER MONOCHLORIDE, PHOSPHORIC ACID DICRESYL ESTER MONOCHLORIDE, AND PHOSPHORIC ACID DICRESYL ESTER MONOBROMIDE, THE MOLAR PROPORTION OF (B) TO (A) BEING ABOUT 1:2-4.
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) | 1969-10-31 | 1970-05-02 | 1970-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-31 | 1974-05-02 | 1974-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-31 | 1978-05-02 | 1978-11-01 | $7700.00 | Window Closed / Lapsed |