Patent US4455250A successfully refreshed from Google Patents.
US4455250A
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US
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Stable liquid hard surface cleanser composition containing DGH and a quaternary germicide
Assignee: Clorox Co
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Filing: 1982-04-28
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Granted: 1984-06-19
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Expires: 2002-04-28
Abstract
Abstract Efficacious disinfectant/cleansing compositions for hard surface soil and stain removal, more particularly germicidally effective hard surface cleansers, optionally containing d-limonene.
Inventors
- 👤 Charles Frazier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 04:22
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/48; C11D1/00; C11D1/38; C11D1/62
Claims Analysis
Total Claims: 11
Claim 1
Independent Claim
86 words
A germicidally effective, stable aqueous alcoholic hard surface cleaner composition comprising from about 1 to 10 percent, by weight, of a nonionic surfactant having a Hydrophile-Lipophile Balance in the range of about 12.5 to 14, from about 2.5 to 4 percent, by weight, of a germicide consisting of (a) n-dodecylguanidinium hydrochloride and (b) one or more dialkyldimethyl ammonium chlorides, wherein the alkyl groups are independently about C 8 to C 12 , the ratio of (b) to (a) being at least about 1:1 to about 3:1.
Claim 2
Dependent Claim
86 words
A germicidally effective, stable aqueous alcoholic hard surface cleaner composition comprising from about 1 to 10 percent, by weight, of a nonionic surfactant having a Hydrophile-Lipophile Balance in the range of about 12.5 to 14, from about 2.5 to 4 percent, by weight, of a germicide consisting of (a) n-dodecylguanidinium hydrochloride and (b) one or more dialkyldimethyl ammonium chlorides, wherein the alkyl groups are independently about C 8 to C 12 , the ratio of (b) to (a) being at least about 1:1 to about 3:1.
Claim 3
Dependent Claim
42 words
A composition in accordance with claim 1 which additionally comprises about 2 to 10 percent, by weight, of an alkali detergent builder selected from sodium citrate, potassium citrate, sodium gluconate, potassium gluconate, and the sodium and potassium salts of ethylenediamine tetraacetic acid.
Claim 4
Dependent Claim
35 words
A composition in accordance with claim 2 wherein the alkali detergent builder comprises about 2 to 5 percent, by weight, of the composition and is selected from sodium citrate, tetrasodium ethylenediamine tetraacetate, and sodium gluconate.
Claim 5
Dependent Claim
31 words
A composition in accordance with claim 1 wherein said non-ionic surfactant is a long-chain (C 12 -C 15 ) linear primary alcohol ethoxylate having about 9 moles of condensed ethylene oxide.
Claim 6
Dependent Claim
22 words
A composition in accordance with claim 1 wherein said quaternary ammonium compound is a mixture of dioctyl-, didecyl- and octyldecyldimethyl ammonium chlorides.
Claim 7
Dependent Claim
16 words
A composition in accordance with claim 1, 2, 3, 4, or 5 which additionally comprises d-limonene.
Claim 8
Dependent Claim
19 words
A composition in accordance with claim 6 wherein the d-limonene comprises up to about 4 percent, by weight, thereof.
Claim 9
Dependent Claim
19 words
A composition in accordance with claim 6 wherein the d-limonene comprises about 2 to 3.5 percent, by weight, thereof.
Claim 10
Dependent Claim
14 words
A composition in accordance with claim 1 wherein the pH is above about 9.5.
Claim 11
Dependent Claim
15 words
A composition in accordance with claim 9 which is free of metasilicate and phosphate anions.
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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) | 1987-06-19 | 1987-12-19 | 1988-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-06-19 | 1991-12-19 | 1992-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-06-19 | 1995-12-19 | 1996-06-19 | $7700.00 | Window Closed / Lapsed |