US2996471A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reaction product of an aminohydroxy compound with a copolymer of vinyl acetate and crotonic acid, compositions and products thereof
Assignee: Ingredion Inc
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Filing: 1958-06-23
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Granted: 1961-08-15
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Expires: 1978-06-23
Abstract
No abstract record available.
Inventors
- 👤 Richard W Reiter
- 👤 Robert G Horning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:21
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/72; A61K8/81; A61K8/8141; A61K8/8147; A61K8/02; A61K8/04; A61K8/046; A61Q; A61Q5/00; A61Q5/06; C; C08; C08F; C08F8/00; C08F8/30; C08L; C08L31/00; C08L31/02; C08L31/04; C08F2800/00; C08F2800/20
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
86 words
THE REACTION PRODUCT OF AN AMINOHYDROXY COMPOUND HAVING A BOILING POINT ABOVE 160* C. AT ATMOSPHERIC PRESSURE AND A MOLECULAR WEIGHT ABOVE 85, WITH A COPOLYMER OF VINYL ACETATE AND CROTONIC ACID, THE RELATIVE PROPORTIONS OF VINYL ACETATE AND CROTONIC ACID IN SAID COPOLYMER BEING WITHIN THE RANGE 92,5:7.5 TO 87.5:12.5, BY WEIGHT, SAID AMINOHYDROXY COMPOUND BEING SELECTED FROM THE CLASS CONSISTING OF 2-AMINO-2-METHY-1,3-PROPANEDIO, 2-AMINO-2-ETHYL-1,3-PROPANEDIOL, 2-AMINO-2METHYL-1-PROPANOL, TRIS(HYDROXYMETHYL)-AMINOMETHANE, 1-AMINO-2METHYL-2-PROPANOL, 3-AMINO-2-PENTANOL, 2-AMINO-1-PHENYL-1-BUTANOL, 2-DIMETHYLAMINO-2-METHYL-1-PROPANOL, N1-(2-HYDROXYETHYL)-2-METHYL-1,2-PROPANEDIAMINE, TRIS (HYDROXYMETHYL)DIMETHYLAMINOETHANE, 2 - AMINO - 1 BUTANOL, 2-AMINO-2METHYL-3-PENTANOL, 2-AMINO-1-PHENYL1-PROPANOL, 2-DIMETHYLAMINO-2-METHYL-1,3-PROPANEDIOL, 2DIMETHYLAMINO-2-ETHYL-1,3-PROPANEDIOL AND N1(2-HYDROXYPROPYL)-2METHYL-1,2-PROPANEEDIAMINE.
Claim 2
Dependent Claim
86 words
THE REACTION PRODUCT OF AN AMINOHYDROXY COMPOUND HAVING A BOILING POINT ABOVE 160* C. AT ATMOSPHERIC PRESSURE AND A MOLECULAR WEIGHT ABOVE 85, WITH A COPOLYMER OF VINYL ACETATE AND CROTONIC ACID, THE RELATIVE PROPORTIONS OF VINYL ACETATE AND CROTONIC ACID IN SAID COPOLYMER BEING WITHIN THE RANGE 92,5:7.5 TO 87.5:12.5, BY WEIGHT, SAID AMINOHYDROXY COMPOUND BEING SELECTED FROM THE CLASS CONSISTING OF 2-AMINO-2-METHY-1,3-PROPANEDIO, 2-AMINO-2-ETHYL-1,3-PROPANEDIOL, 2-AMINO-2METHYL-1-PROPANOL, TRIS(HYDROXYMETHYL)-AMINOMETHANE, 1-AMINO-2METHYL-2-PROPANOL, 3-AMINO-2-PENTANOL, 2-AMINO-1-PHENYL-1-BUTANOL, 2-DIMETHYLAMINO-2-METHYL-1-PROPANOL, N1-(2-HYDROXYETHYL)-2-METHYL-1,2-PROPANEDIAMINE, TRIS (HYDROXYMETHYL)DIMETHYLAMINOETHANE, 2 - AMINO - 1 BUTANOL, 2-AMINO-2METHYL-3-PENTANOL, 2-AMINO-1-PHENYL1-PROPANOL, 2-DIMETHYLAMINO-2-METHYL-1,3-PROPANEDIOL, 2DIMETHYLAMINO-2-ETHYL-1,3-PROPANEDIOL AND N1(2-HYDROXYPROPYL)-2METHYL-1,2-PROPANEEDIAMINE.
Claim 3
Dependent Claim
39 words
THE REACTION PRODUCT OF CLAIM 1 IN WHICH SAID PRODUCT IS IN SOLUTION IN AN ORGANIC SOLVENT, SAID SOLVENT BEING ONE IN WHICH TH AMINOHYDROXY COMPOUND AND THE REACTION PRODUCT OF SAID AMINOHYDROXY COMPOUND AND THE COPOLYMER ARE SOLUBLE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-14 | 1965-02-13 | 1965-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-14 | 1969-02-13 | 1969-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-14 | 1973-02-13 | 1973-08-15 | $7700.00 | Window Closed / Lapsed |