US3278427A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrosion inhibited lubricating composition
Assignee: Mobil Oil AS
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Filing: 1963-10-28
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Granted: 1966-10-11
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Expires: 1983-10-28
Abstract
No abstract record available.
Inventors
- 👤 Richard A Butcosk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 01:13
CPC Classifications
C; C07; C07D; C07D207/00; C07D207/02; C07D207/30; C07D207/34; C07D207/36; C07D207/40; C07D207/404; C07D207/408; C07D207/412; C10; C10M; C10M1/00; C10M1/08; C10M2201/00; C10M2201/08; C10M2201/082; C10M2201/083; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/122; C10M2207/125; C10M2207/129; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/08; C10M2215/082; C10M2215/086; C10M2215/12; C10M2215/24; C10M2215/26; C10M2215/28; C10N; C10N2010/00; C10N2010/04; C10N2010/08; C10N2030/00; C10N2030/12; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
36 words
A LUBRICANT COMPOSITION CONTAINING A CORROSION INHIBITOR, SAID INHIBITOR CONSISTING ESSENTIALLY OF AN ALKALI METAL NITRITE AND A N-CARBOXYMETHYL-ALKENYL-SUCCINAMIC ACID CONTAINING FROM ABOUT 8 CARBON ATOMS TO ABOUT 35 CARBON ATOMS IN THE ALKENYL GROUP THEREOF.
Claim 2
Dependent Claim
36 words
A LUBRICANT COMPOSITION CONTAINING A CORROSION INHIBITOR, SAID INHIBITOR CONSISTING ESSENTIALLY OF AN ALKALI METAL NITRITE AND A N-CARBOXYMETHYL-ALKENYL-SUCCINAMIC ACID CONTAINING FROM ABOUT 8 CARBON ATOMS TO ABOUT 35 CARBON ATOMS IN THE ALKENYL GROUP THEREOF.
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) | 1969-10-10 | 1970-04-11 | 1970-10-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-10 | 1974-04-11 | 1974-10-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-10 | 1978-04-11 | 1978-10-11 | $7700.00 | Window Closed / Lapsed |