US3758410A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vicinal substituted alkanes
Assignee: Monsanto Co
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Filing: 1971-04-21
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Granted: 1973-09-11
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Expires: 1991-04-21
Abstract
Abstract MIXTURES OF INTERNAL POSITION ISOMERS OF VICINALLY DISUBSTITUTED LINEAR ALKANES WHEREIN THE ALKYL CHAIN CONTAINS FROM 15 TO 17 CARBON ATOMS AND THE SUBSTITUENTS ARE HYDROXY OR ALKOXY GROUPS, AT LEAST ONE OF THE SUBSTITUENTS BEING ALKOXY GROUPS, ARE EFFECTIVE SURFACTANTS.
Inventors
- 👤 S Liu
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 20:07
CPC Classifications
C; C07; C07C; C07C305/00; C07C5/00; C07C5/22; C07C5/23; C07C5/25; C07C5/2506; C07C5/2562; C07C5/2568; C07D; C07D331/00; C07D331/02; C11; C11D; C11D1/00; C11D1/66; C11D1/72; C11D1/825
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-09-10 | 1977-03-12 | 1977-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-09-10 | 1981-03-12 | 1981-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-09-10 | 1985-03-12 | 1985-09-11 | $7700.00 | Window Closed / Lapsed |