Patent US2982633A successfully refreshed from Google Patents.
US2982633A
Expired / Lapsed
US
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N-substituted alkenyl succinamic acid deicer
Assignee: ExxonMobil Oil Corp
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Filing: 1959-01-16
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Granted: 1961-05-02
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Expires: 1979-01-16
Abstract
No abstract record available.
Inventors
- 👤 Jr Harry J Andress
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:17
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/222; C10L1/224
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
23 words
A MOTOR GASOLINE CONTAINING A SMALL AMOUNT, SUFFICIENT TO INHIBIT ICING, OFTHE N-(N''AMINOETHYL)-AMINOETHYL ALKENYLSUCCIAMIC ACID OF AN ALKENYL SUCCINIC ACID HAVING THE FORMULA:
Claim 2
Dependent Claim
23 words
A MOTOR GASOLINE CONTAINING A SMALL AMOUNT, SUFFICIENT TO INHIBIT ICING, OFTHE N-(N''AMINOETHYL)-AMINOETHYL ALKENYLSUCCIAMIC ACID OF AN ALKENYL SUCCINIC ACID HAVING THE FORMULA:
References Cited (Backward Citations)
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Cited
US2638450A
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US2706677A
Cited
US2843464A
Cited
US2906613A
Cited
US2886423A
Cited
US2862800A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-01 | 1964-10-31 | 1965-05-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-01 | 1968-10-31 | 1969-05-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-01 | 1972-10-31 | 1973-05-02 | $7700.00 | Window Closed / Lapsed |