Patent US3676341A successfully refreshed from Google Patents.
US3676341A
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Textile softening compositions
Assignee: Colgate Palmolive Co
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Filing: 1971-03-15
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Granted: 1972-07-11
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Expires: 1991-03-15
Abstract
Abstract A method and composition for simultaneously cleansing and softening textiles without yellowing by utilizing a detergent composition containing effective amounts of an alkylated polyethyleneimine polymer, the ratio of detergent to polymer ranging from 20:1 to 1:5 and preferably 10:1 to 1:2.
Inventors
- 👤 John Fred Gerecht
- 👤 Harold Eugene Wixon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:41
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/0005; C11D3/001; C11D3/16; C11D3/37; C11D3/3703; C11D3/3723
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
37 words
A composition as defined in claim 1 wherein the ratio of detergent to polymer ranges from 10:1 to 1:2 and the range of builder salt is from 5 to 50 parts by weight per part of detergent.
Claim 2
Dependent Claim
13 words
A composition in accordance with claim 1, wherein the alkyl group is octadecyl.
Claim 3
Dependent Claim
29 words
A composition in accordance with claim 3, wherein the softening agent is a polymer of molecular weight 40,000 - 60,000 containing 0.3 equivalents of octadecyl group per monomer unit.
Claim 4
Dependent Claim
29 words
A composition in accordance with claim 3, wherein the softening agent is a polymer of molecular weight 40,000 - 60,000 containing 0.2 equivalents of octadecyl group per monomEr unit.
Claim 5
Dependent Claim
27 words
A process for laundering and softening textiles in a single operation which comprises laundering said textile material with the composition of claim 1 in an aqueous medium.
References Cited (Backward Citations)
US2272489A
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US2403960A
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US2929788A
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US3325404A
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US3454494A
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US3346489A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-07-11 | 1976-01-10 | 1976-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-11 | 1980-01-10 | 1980-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-11 | 1984-01-10 | 1984-07-11 | $7700.00 | Window Closed / Lapsed |