US2607783A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Amidoester waxes and method of forming
Assignee: Armour and Co
•
Filing: 1947-09-05
•
Granted: 1952-08-19
•
Expires: 1967-09-05
Abstract
No abstract record available.
Inventors
- 👤 Turinsky Otto
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 06:44
CPC Classifications
C; C07; C07C; C07C233/00; C07C233/01; C07C233/16; C08; C08G; C08G69/00; C08G69/44
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
IN A PROCESS FOR PREPARING AN AMIDOESTER WAX PRODUCT, THE STEPS OF CONDENSING ABOUT A 1 TO 1 MOLAR RATIO OF A SATURATED MONOBASIC FATTY ACID CONTAINING AN EVEN NUMBER OF CARBON ATOMS WITHIN THE RANGE FROM 10 TO 26 CARBON ATOMS WITH AN AMINE SELECTED FROM THE GROUP CONSISTING OF MONO AND DIALKANOLAMINES CONTAINING AT LEAST 2 CARBON ATOMS BY HEATING AND REACTANTS TO ABOUT 150 TO 250* C. TO FORM AN ALKYLOLAMIDE, AND THEN REACTING ABOUT A 2 TO 1 MOLAR RATIO OF THE ALKYLOLAMIDE WITH A ALIPHATIC DIBASIC ACID BY HEATING SAID SECOND-MENTIONED REACTANTS TO ABOUT 180 TO 250* C. TO COMPLETE THE REACTIONS.
Claim 2
Dependent Claim
107 words
IN A PROCESS FOR PREPARING AN AMIDOESTER WAX PRODUCT, THE STEPS OF CONDENSING ABOUT A 1 TO 1 MOLAR RATIO OF A SATURATED MONOBASIC FATTY ACID CONTAINING AN EVEN NUMBER OF CARBON ATOMS WITHIN THE RANGE FROM 10 TO 26 CARBON ATOMS WITH AN AMINE SELECTED FROM THE GROUP CONSISTING OF MONO AND DIALKANOLAMINES CONTAINING AT LEAST 2 CARBON ATOMS BY HEATING AND REACTANTS TO ABOUT 150 TO 250* C. TO FORM AN ALKYLOLAMIDE, AND THEN REACTING ABOUT A 2 TO 1 MOLAR RATIO OF THE ALKYLOLAMIDE WITH A ALIPHATIC DIBASIC ACID BY HEATING SAID SECOND-MENTIONED REACTANTS TO ABOUT 180 TO 250* C. TO COMPLETE THE REACTIONS.
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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) | 1955-08-19 | 1956-02-18 | 1956-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-08-19 | 1960-02-18 | 1960-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-08-19 | 1964-02-18 | 1964-08-19 | $7700.00 | Window Closed / Lapsed |