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US2593413A
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Fatty ackd-alkoxypolyglycol ali
Assignee: —
•
Filing: —
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Granted: 1952-04-22
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Expires: 1969-04-22
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:04
CPC Classifications
C; C11; C11D; C11D1/00; C11D1/38; C11D1/42; C11D1/44; C07; C07C; C07C233/00; C07C233/01; C07C233/16; C07C233/17; C07C233/19; B; B01; B01F; B01F23/00; B01F23/40; B01F23/41; Y; Y10; Y10S; Y10S516/00; Y10S516/905; Y10S516/914; Y10S516/915; Y10S516/916
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
50 words
A PROCESS OF MAKING A SURFACE ACTIVE AGENT WHICH COMPRISES SUCCESSIVELY COMBINING A HIGH MOLECULAR WEIGHT FATTY ACID HAVING 10 TO 18 CARBON ATOMS WITH AN ALKOXYPOLGLYCOL AND WITH AN ALIPHATIC SATURATED AMINE SELECTED FROM THE GROUP CONSISTING OF PRIMARY AND SECONDARY WATER-SOLUBLE ALIPHATIC AMINES AT A TEMPERATURE UNDER 135*C.
Claim 2
Dependent Claim
50 words
A PROCESS OF MAKING A SURFACE ACTIVE AGENT WHICH COMPRISES SUCCESSIVELY COMBINING A HIGH MOLECULAR WEIGHT FATTY ACID HAVING 10 TO 18 CARBON ATOMS WITH AN ALKOXYPOLGLYCOL AND WITH AN ALIPHATIC SATURATED AMINE SELECTED FROM THE GROUP CONSISTING OF PRIMARY AND SECONDARY WATER-SOLUBLE ALIPHATIC AMINES AT A TEMPERATURE UNDER 135*C.
References Cited (Backward Citations)
US2491478A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-22 | 1955-10-22 | 1956-04-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-22 | 1959-10-22 | 1960-04-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-22 | 1963-10-22 | 1964-04-22 | $7700.00 | Window Closed / Lapsed |