Patent US2775560A successfully refreshed from Google Patents.
US2775560A
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Corrosion inhibitting lubricating compositions
Assignee: Shell Development Co
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Filing: 1954-06-21
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Granted: 1956-12-25
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Expires: 1974-06-21
Abstract
No abstract record available.
Inventors
- 👤 Howard M Lurton
- 👤 Laurence C Westcott
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 22:12
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C10M2203/00; C10M2203/10; C10M2205/00; C10M2207/00; C10M2207/02; C10M2207/023; C10M2207/024; C10M2207/026; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2207/123; C10M2207/124; C10M2207/125; C10M2207/129; C10M2207/14; C10M2207/141; C10M2207/142; C10M2207/144; C10M2207/146; C10M2207/22; C10M2207/28; C10M2207/282; C10M2207/287; C10M2207/288; C10M2207/34; C10M2215/00; C10M2215/08; C10M2215/082; C10M2215/12; C10M2215/24; C10M2215/28; C10M2219/00; C10M2219/02; C10M2219/022; C10M2219/024; C10M2219/06; C10M2219/08; C10M2219/082; C10M2219/085; C10M2223/00; C10M2223/02; C10M2223/04; C10M2223/042; C10M2229/00; C10M2229/02; C10M2229/04; C10M2229/041; C10M2229/05; C10N; C10N2010/00; C10N2040/00; C10N2040/04; C10N2040/042; C10N2040/044; C10N2040/046; C10N2040/08; C10N2040/135; C10N2040/20; C10N2040/22; C10N2040/24; C10N2040/241; C10N2040/242; C10N2040/243; C10N2040/244; C10N2040/245; C10N2040/246; C10N2040/247
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
31 words
A VAPOR PHASE AND LIQUID PHASE CORROSION INHIBITING LUBRICATING COMPOSITION 0.015% C18-ALKENYLSUCCINIC ACID, 0.5% 2,6-DITERTIARYBUTYL-4-MEHTYL PHENOL, 0.02% SULFURIZED OLEIC ACID, 0.05% N-NONANOIC ACID AND THE BALANCE BEING A MINERAL LUBRICATING OIL.
Claim 2
Dependent Claim
31 words
A VAPOR PHASE AND LIQUID PHASE CORROSION INHIBITING LUBRICATING COMPOSITION 0.015% C18-ALKENYLSUCCINIC ACID, 0.5% 2,6-DITERTIARYBUTYL-4-MEHTYL PHENOL, 0.02% SULFURIZED OLEIC ACID, 0.05% N-NONANOIC ACID AND THE BALANCE BEING A MINERAL LUBRICATING OIL.
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) | 1959-12-25 | 1960-06-25 | 1960-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-25 | 1964-06-25 | 1964-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-25 | 1968-06-25 | 1968-12-25 | $7700.00 | Window Closed / Lapsed |