Patent US3985807A successfully refreshed from Google Patents.
US3985807A
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Alkoxy derivatives of hydroxy aminimides
Assignee: Ashland LLC
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Filing: 1975-03-31
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Granted: 1976-10-12
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Expires: 1995-03-31
Abstract
Abstract Compounds having a moiety of the formula: ##EQU1##
Inventors
- 👤 Robert A. Grimm
- 👤 Owen Portwood
- 👤 Edward A. Sedor
- 👤 Jeannene A. Williams
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:15
CPC Classifications
C; C07; C07C; C07C243/00
Claims Analysis
Total Claims: 7
Claim 1
Independent Claim
92 words
A compound having the formula: ##EQU2## wherein: R 1 and R 2 represent the same or different alkyl, cycloalkyl or aralkyl radicals or together represent the single divalent organic radical; R 4 and R 5 are independently selected from the group consisting of hydrogen, alkyl, cyloalkyl, aryl, aralkyl, alkaryl, and alkoxyalkyl; A is a carboxylic acid residue attached to the indicated nitrogen atom by the carbonyl group of the acid; R 3 = alkyl, alkoxyalkyl or hydrogen; n is an integer of from 1 to 5; and m = 1 - 15
Claim 2
Dependent Claim
92 words
A compound having the formula: ##EQU2## wherein: R 1 and R 2 represent the same or different alkyl, cycloalkyl or aralkyl radicals or together represent the single divalent organic radical; R 4 and R 5 are independently selected from the group consisting of hydrogen, alkyl, cyloalkyl, aryl, aralkyl, alkaryl, and alkoxyalkyl; A is a carboxylic acid residue attached to the indicated nitrogen atom by the carbonyl group of the acid; R 3 = alkyl, alkoxyalkyl or hydrogen; n is an integer of from 1 to 5; and m = 1 - 15
Claim 3
Dependent Claim
39 words
The compound of claim 1 wherein n is 2; A is a di-carboxylic acid residue having 2 to 36 carbon atoms; R 1 and R 2 are methyl; R 4 is hydrogen and R 5 is methyl or hydrogen.
Claim 4
Dependent Claim
52 words
The compound of claim 1 wherein n is 1; A is a carboxylic acid residue having 2-22 carbon atoms; R 1 and R 2 are methyl; R 4 is hydrogen; and R 5 is an alkyl group having 1 to 10 carbon atoms or hydrogen, and R 3 is methyl or hydrogen.
Claim 5
Dependent Claim
12 words
The compound of claim 3 wherein R 5 is methyl or hydrogen.
Claim 6
Dependent Claim
9 words
The compound of claim 4 wherein A is methacroyl.
Claim 7
Dependent Claim
12 words
The compound of claim 3 wherein A is a fatty acid residue.
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) | 1979-10-12 | 1980-04-12 | 1980-10-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-10-12 | 1984-04-12 | 1984-10-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-10-12 | 1988-04-12 | 1988-10-12 | $7700.00 | Window Closed / Lapsed |