US3778479A
Expired / Lapsed
US
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Unsaturated alcohols and derivatives thereof
Assignee: PILOT CHEMICAL CO
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Filing: 1971-04-19
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Granted: 1973-12-11
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Expires: 1991-04-19
Abstract
Abstract LINEAR 3-ALKEN-1-OLS OF FROM 11 TO 15 CARBON ATOMS ARE FORMED BY REACTING FORMALDEHYDE AND A LINEAR OLEFIN. COMPOUNDS EXHIBITING DESIRABLE DETERGENT PROPERTIES RESULT FROM SULFATION, ETHOXYLATION, ETHOXYLATION AND SULFATON, OR ETHOXYLATION AND DIHYDROXYLATION OF THE 3-ALKEN1-OLS.
Inventors
- 👤 J Morrisroe
- 👤 T Banigan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 08:25
CPC Classifications
C; C07; C07D; C07D309/00; C07D309/02; C07D309/08; C07D309/10; C07C; C07C29/00; C07C29/09; C07C29/095; C07C31/00; C07C31/18; C07C31/22; C07D319/00; C07D319/04; C07D319/06; C10; C10M; C10M3/00; C11; C11D; C11D1/00; C11D1/02; C11D1/12; C11D1/29; C11D1/66; C11D1/72; C11D3/00; C11D3/16; C11D3/20; C11D3/2003; C11D3/2065; C11D3/2068; C10M2207/00; C10M2207/28; C10M2207/281; C10M2207/282; C10M2207/283; C10M2207/286; Y; Y10; Y10S; Y10S516/00; Y10S516/01; Y10S516/03
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) | 1976-12-10 | 1977-06-11 | 1977-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-12-10 | 1981-06-11 | 1981-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-12-10 | 1985-06-11 | 1985-12-11 | $7700.00 | Window Closed / Lapsed |