Patent US4039565A successfully refreshed from Google Patents.
US4039565A
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Quaternized amidoamines
Assignee: Ashland LLC
•
Filing: 1975-06-26
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Granted: 1977-08-02
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Expires: 1995-06-26
Abstract
Abstract Quaternary compounds having the structure ##STR1## are useful as fabric softeners.
Inventors
- 👤 Peter E. Throckmorton
- 👤 J. W. Sigan
- 👤 Robert B. McConnell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:35
CPC Classifications
C; C11; C11D; C11D1/00; C11D1/38; C11D1/62; C11D3/00; C11D3/0005; C11D3/001; D; D06; D06M; D06M13/00; D06M13/322; D06M13/46; D06M13/461
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
49 words
A compound having the formula: ##STR11## wherein: R and R 3 are each C 1 -C 22 alkyl R 1 is methyl or hydrogen R 2 is methyl or benzyl X is a negatively charged ion m is 2 or 3 y is 0 or 1 n is 1-15
Claim 2
Dependent Claim
49 words
A compound having the formula: ##STR11## wherein: R and R 3 are each C 1 -C 22 alkyl R 1 is methyl or hydrogen R 2 is methyl or benzyl X is a negatively charged ion m is 2 or 3 y is 0 or 1 n is 1-15
Claim 3
Dependent Claim
24 words
A compound in accordance with claim 1 wherein y is 0; R 1 is hydrogen; R 2 is methyl and X is methyl sulfate.
Claim 4
Dependent Claim
15 words
A compound in accordance with claim 1 wherein m is 3 and n is 1-5.
Claim 5
Dependent Claim
11 words
A compound in accordance with claim 3 wherein y is 1.
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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) | 1980-08-01 | 1981-01-31 | 1981-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1984-08-01 | 1985-01-31 | 1985-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1988-08-01 | 1989-01-31 | 1989-08-02 | $7700.00 | Window Closed / Lapsed |