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US3280033A
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Alkenyl succinamic acids as rust inhibitors and dispersants
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1963-08-15
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Granted: 1966-10-18
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Expires: 1983-08-15
Abstract
No abstract record available.
Inventors
- 👤 Alan Y Drummond
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 20:13
CPC Classifications
C; C07; C07D; C07D295/00; C07D295/16; C07D295/18; C07D295/182; C07D295/185; C08; C08F; C08F8/00; C08F8/30; C08F8/32; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10M; C10M133/00; C10M133/52; C10M133/56; C10L1/222; C10L1/224; C10L1/234; C10L1/238; C10L1/2383; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/12; C10M2215/22; C10M2215/221; C10M2215/225; C10M2215/226; C10M2215/24; C10M2215/26; C10M2215/30; C10M2217/00; C10M2217/04; C10M2217/044; C10M2217/045; C10M2217/046; C10M2217/06; C10N; C10N2030/00; C10N2030/12; C10N2040/00; C10N2040/135; C10N2070/00; C10N2070/02; F; F02; F02B; F02B3/00; F02B3/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
A MINERAL OIL COMPOSITION COMPRISING A MAJOR AMOUNT OF A MINERAL OIL SELECTED FROM THE GROUP CONSISTING OF MINERAL LUBRICATING OILS AND NORMALLY LIQUID HYDROCARBON FUELS AND A MINOR AMOUNT, SUFFICIENT TO INHIBIT RUST AND TO PROVIDE DISPERSANCY, OF AT LEAST ONE AMIC ACID REPRESENTED BY THE GENERAL FORMULAE.
Claim 2
Dependent Claim
49 words
A MINERAL OIL COMPOSITION COMPRISING A MAJOR AMOUNT OF A MINERAL OIL SELECTED FROM THE GROUP CONSISTING OF MINERAL LUBRICATING OILS AND NORMALLY LIQUID HYDROCARBON FUELS AND A MINOR AMOUNT, SUFFICIENT TO INHIBIT RUST AND TO PROVIDE DISPERSANCY, OF AT LEAST ONE AMIC ACID REPRESENTED BY THE GENERAL FORMULAE.
References Cited (Backward Citations)
US2490744A
Cited
US2604451A
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US2699427A
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US3031282A
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US2982633A
Cited
US3172892A
Cited
US3003960A
Cited
US3039861A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-10-17 | 1970-04-18 | 1970-10-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-10-17 | 1974-04-18 | 1974-10-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-10-17 | 1978-04-18 | 1978-10-18 | $7700.00 | Window Closed / Lapsed |