Patent FR1151582A successfully refreshed from Google Patents.
US3093586A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilization of lubricants
Assignee: Universal Oil Products Co
•
Filing: 1960-08-11
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Granted: 1963-06-11
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Expires: 1980-08-11
Abstract
No abstract record available.
Inventors
- 👤 Henryk A Cyba
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:08
CPC Classifications
C; C10; C10M; C10M3/00; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/022; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; C10M2207/34; C10M2209/00; C10M2209/10; C10M2209/103; C10M2209/105; C10M2211/00; C10M2211/02; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/062; C10M2215/067; C10M2217/00; C10M2217/02; C10M2217/022; C10M2217/023; C10M2217/024; C10M2217/028; C10M2217/04; C10M2217/06; C10M2219/00; C10M2219/08; C10M2219/082; C10M2219/086; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/041; C10M2223/042; C10M2227/00; C10M2227/02; C10M2229/00; C10M2229/04; C10M2229/041; C10M2229/043; C10M2229/044; C10N; C10N2030/00; C10N2030/08; C10N2030/12; C10N2040/00; C10N2040/06; C10N2040/12; C10N2040/13; C10N2040/135; C10N2040/14; C10N2040/16; C10N2040/17; C10N2040/20; C10N2040/22; C10N2040/24; C10N2040/241; C10N2040/242; C10N2040/243; C10N2040/244; C10N2040/245; C10N2040/246; C10N2040/247
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
46 words
A SYNERGISTIC INHIBITOR COMPOSITION CONSISTING ESSENTIALLY OF ONE PART BY WEIGHT OF AN ANTIOXIDANT SELECTED FROM THE GROUP CONSISTING OF N,N''-DI-SEC-ALKYL-AND N,N''DI-CYCLOHEXYL-DIAMINODIPOHENYL METHANES AND FROM ABOUT 00.1 TO ABOUT 4 PARTS BY WEIGHT OF THE POLYMERIC CONDENSATION PRODUCT OF AN ALKYL METHACRYLATE AND AN ALKYLAMINOALKYL ACRYLATE.
Claim 2
Dependent Claim
46 words
A SYNERGISTIC INHIBITOR COMPOSITION CONSISTING ESSENTIALLY OF ONE PART BY WEIGHT OF AN ANTIOXIDANT SELECTED FROM THE GROUP CONSISTING OF N,N''-DI-SEC-ALKYL-AND N,N''DI-CYCLOHEXYL-DIAMINODIPOHENYL METHANES AND FROM ABOUT 00.1 TO ABOUT 4 PARTS BY WEIGHT OF THE POLYMERIC CONDENSATION PRODUCT OF AN ALKYL METHACRYLATE AND AN ALKYLAMINOALKYL ACRYLATE.
Claim 3
Dependent Claim
27 words
A LUBRICATING COMPOSITION COMPRISING A MAJOR PROPORTION OF DIOCTYL SEBACATE AND FROM ABOUT 0.001% TO ABOUT 5% BY WEIGHT OF THE SYNERGISTIC INHIBITOR COMPOSITION OF CLAIM 1.
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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) | 1966-06-10 | 1966-12-10 | 1967-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-10 | 1970-12-10 | 1971-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-10 | 1974-12-10 | 1975-06-11 | $7700.00 | Window Closed / Lapsed |