US3729529A
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Reaction products of amine derivatives of 1-olefin/maleic anhydride copolymers and methyl vinyl ether-maleic anhydride copolymers as anti-static agents
Assignee: Mobil Oil AS
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Filing: 1971-07-08
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Granted: 1973-04-24
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Expires: 1991-07-08
Abstract
Abstract LIQUID HYDROCARBON COMPOSITIONS ARE PROVIDED CONTAINING, IN AN AMOUNT SUFFICIENT TO IMPART ANTI-STATIC PROPERTIES, THE REACTION PRODUCT OF AN AMINE DERIVATIVE OF AN OLEFIN/MALEIC ANHYDRIDE COPOLYMER AND AN ALKYL VINYL ETHER-MALEIC ANHYDRIDE COPOLYMER.
Inventors
- 👤 H Andress
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 18:00
CPC Classifications
H; H05; H05F; H05F1/00; H05F1/02; C; C08; C08F; C08F8/00; C09; C09K; C09K3/00; C09K3/16; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/234; C10L1/236; C10M; C10M3/00; D; D06; D06M; D06M15/00; D06M15/19; D06M15/21; D06M15/263; G; G03; G03C; G03C1/00; G03C1/76; G03C1/85; G03C1/89; C10L1/2364; C10L1/2366; C10M2203/00; C10M2203/10; C10M2203/102; C10M2203/104; C10M2203/106; C10M2203/108; C10M2215/00; C10M2215/02; C10M2215/04; C10M2215/06; C10M2215/24; C10M2215/26; C10N; C10N2040/00; C10N2040/46; Y; Y10; Y10S; Y10S260/00; Y10S260/15; Y10S260/17
Claims Analysis
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References Cited (Backward Citations)
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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) | 1976-04-23 | 1976-10-23 | 1977-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-04-23 | 1980-10-23 | 1981-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-04-23 | 1984-10-23 | 1985-04-24 | $7700.00 | Window Closed / Lapsed |