US3654178A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Partial fatty esters of glycerol and polyglycerol stabilized with organic phosphites
Assignee: Argus Chemical Corp
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Filing: 1969-08-27
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Granted: 1972-04-04
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Expires: 1989-08-27
Abstract
Abstract COMPOSITIONS COMPRISING (1) PARTIAL FATTY ACID ESTERS OF GLYCEROL CONTAINING AT LEAST 40% BY WEIGHT MONOESTER OF GLYCEROL AND/OR PARTIAL FATTY ACID ESTERS OF POLYGLYCEROL WHEREIN THE POLYGLYCERIDE HAS AT LEAST ONE FREE HYDROXYL GROUP AND SAID ESTERS BIENG SUBSTANTIALLY SATURATED AS INDICATED BY HAVING AN IODINE NUMBER LESS THAN ABOUT 15 AND (2) SMALL AMOUNTS OF AN ORGANIC PHOSPHITE STABILIZER ARE RESISTANT TO DETERIORATION AT TEMPERATURES IN EXCESS OF ABOUT 200*C. THE COMPOSITIONS ARE WIDELY USED AS SURFACTANTS AND DISPERSING AGENTS.
Inventors
- 👤 Otto S Kauder
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 00:34
CPC Classifications
A; A61; A61Q; A61Q19/00; A61K; A61K47/00; A61K47/06; A61K47/08; A61K47/14; A61K47/24; A61K8/00; A61K8/02; A61K8/04; A61K8/06; A61K8/18; A61K8/30; A61K8/33; A61K8/39; A61K8/55; C; C07; C07C; C07C67/00; C07C67/48; C07C67/62; C08; C08K; C08K5/00; C08K5/49; C08K5/51; C08K5/52; C08K5/524; A61K2800/00; A61K2800/40; A61K2800/52; Y; Y10; Y10S; Y10S516/00; Y10S516/905; Y10S516/917; Y10S516/918
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) | 1975-04-04 | 1975-10-04 | 1976-04-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-04-04 | 1979-10-04 | 1980-04-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-04-04 | 1983-10-04 | 1984-04-04 | $7700.00 | Window Closed / Lapsed |