US3056745A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic oil compositions
Assignee: Bayer AG
•
Filing: 1958-04-29
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Granted: 1962-10-02
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Expires: 1978-04-29
Abstract
No abstract record available.
Inventors
- 👤 Morschel Heinrich
- 👤 Kauczor Hans-Werner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 09:42
CPC Classifications
C; C10; C10M; C10M3/00; C10M2203/00; C10M2203/06; C10M2205/00; C10M2205/02; C10M2205/026; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/28; C10M2207/30; C10M2209/00; C10M2209/02; C10M2209/10; C10M2209/102; C10M2209/103; C10M2209/104; C10M2209/105; C10M2209/106; C10M2209/107; C10M2209/108; C10M2209/109; C10M2209/11; C10M2211/00; C10M2211/02; C10M2211/024; C10M2211/04; C10M2211/042; C10M2211/06; C10M2211/08; C10M2213/00; C10M2213/02; C10M2213/06; C10M2213/062; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/042; C10M2215/06; C10M2215/064; C10M2215/065; C10M2221/00; C10M2221/04; C10M2221/043; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/041; C10M2223/042; C10M2227/00; C10M2227/06; C10M2227/063; C10N; C10N2040/00; C10N2040/08; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
54 words
A HYDRAULIC FLUID CONSISTING ESENTIALLY OF (A) AT LEAST ONE MEMBER SELECTED FROM THE FROUP CONSISTING OF TRICHLOROBENZENE, CHLORINATED DIPHENYL CONTAINING AT LEAST THREE CHLORIDE ATOMS, DIPHENYCRESYL-PHOSPHATE AN DIPHENYL-XYLENY-PHOSPHATE, AND (B) AT LEAST ONE MAMBER OF THE GROUP CONSISTING OF A POLYOXYALENE DIOL WHOSE OXYALKYLENE GROUPS ARE -(CH2)4-O-GROUPS, POLYOXYALKYLENE DIOL WHOSE OXYALKYLENE GROUPS ARE
Claim 2
Dependent Claim
54 words
A HYDRAULIC FLUID CONSISTING ESENTIALLY OF (A) AT LEAST ONE MEMBER SELECTED FROM THE FROUP CONSISTING OF TRICHLOROBENZENE, CHLORINATED DIPHENYL CONTAINING AT LEAST THREE CHLORIDE ATOMS, DIPHENYCRESYL-PHOSPHATE AN DIPHENYL-XYLENY-PHOSPHATE, AND (B) AT LEAST ONE MAMBER OF THE GROUP CONSISTING OF A POLYOXYALENE DIOL WHOSE OXYALKYLENE GROUPS ARE -(CH2)4-O-GROUPS, POLYOXYALKYLENE DIOL WHOSE OXYALKYLENE GROUPS ARE
References Cited (Backward Citations)
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GB681357A
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US2559510A
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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) | 1965-10-01 | 1966-04-02 | 1966-10-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-01 | 1970-04-02 | 1970-10-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-01 | 1974-04-02 | 1974-10-02 | $7700.00 | Window Closed / Lapsed |