US4330438A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Powdered shampoo concentrate
Assignee: Richardson Vicks Inc
•
Filing: 1980-12-29
•
Granted: 1982-05-18
•
Expires: 2000-12-29
Abstract
Abstract A unique powder shampoo concentrate is disclosed comprising a mixture of an anionic surfactant and a nonionic derivative of a polygalactomannan gum together with conventional shampoo ingredients, which upon dilution with water, rapidly forms a viscous, rich lathering shampoo with superior cleansing and conditioning properties.
Inventors
- 👤 David Dierassi
- 👤 David Murray
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:02
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/30; A61K8/46; A61K8/463; A61K8/466; A61K8/72; A61K8/73; A61K8/737; A61Q; A61Q5/00; A61Q5/02; A61Q5/12; A61K2800/00; A61K2800/40; A61K2800/54; A61K2800/542; A61K2800/5422
Claims Analysis
Total Claims: 10
Claim 1
Independent Claim
56 words
A powder shampoo concentrate comprising: (a) from about 50 to 75 parts by weight of an alkali metal or ammonium salt of an alpha olefin sulfonate having from 12 to 18 carbon atoms, and (b) from about 18 to 30 parts by weight of a nonionic hydroxypropyl polygalactomannan derivative with 0.35 to 0.60 moles of substitution.
Claim 2
Dependent Claim
56 words
A powder shampoo concentrate comprising: (a) from about 50 to 75 parts by weight of an alkali metal or ammonium salt of an alpha olefin sulfonate having from 12 to 18 carbon atoms, and (b) from about 18 to 30 parts by weight of a nonionic hydroxypropyl polygalactomannan derivative with 0.35 to 0.60 moles of substitution.
Claim 3
Dependent Claim
24 words
The powder shampoo concentrate in accordance with claim 1 wherein component (a) is sodium alpha olefin sulfonate having from 14 to 16 carbon atoms.
Claim 4
Dependent Claim
23 words
The powder shampoo concentrate in accordance with claim 2 wherein component (b) is present in from about 20 to 25 parts by weight.
Claim 5
Dependent Claim
35 words
The powder shampoo concentrate in accordance with claim 3 comprising in addition from about 8 to 25 parts by weight of an alkali metal alkyl sulfate wherein the alkyl moiety has from 12-20 carbon atoms.
Claim 6
Dependent Claim
19 words
The powder shampoo concentrate in accordance with claim 4 wherein the alkali metal alkyl sulfate is sodium lauryl sulfate.
Claim 7
Dependent Claim
83 words
An aqueous shampoo composition useful for cleansing and conditioning hair comprising: I one part by weight of a powder shampoo concentrate comprising: (a) from about 50 to 75 parts by weight of an alkali metal of ammonium salt of an alpha olefin sulfonate having from 12 to 18 carbon atoms, and (b) from about 18 to 30 parts by weight of a nonionic hydroxypropyl polygalactomannan derivative with 0.35 to 0.60 moles of substitution. II from 38 to 40 parts by weight of water.
Claim 8
Dependent Claim
83 words
An aqueous shampoo composition useful for cleansing and conditioning hair comprising: I one part by weight of a powder shampoo concentrate comprising: (a) from about 50 to 75 parts by weight of an alkali metal of ammonium salt of an alpha olefin sulfonate having from 12 to 18 carbon atoms, and (b) from about 18 to 30 parts by weight of a nonionic hydroxypropyl polygalactomannan derivative with 0.35 to 0.60 moles of substitution. II from 38 to 40 parts by weight of water.
Claim 9
Dependent Claim
34 words
The shampoo composition of claim 6 wherein the powder concentrate comprises in addition from 8 to 25 parts by weight of an alkali metal alkyl sulfate, the alkyl moiety having from 12-20 carbon atoms.
Claim 10
Dependent Claim
16 words
A method for conditioning hair which comprises shampooing the hair with the composition of claim 6.
References Cited (Backward Citations)
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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) | 1985-05-17 | 1985-11-16 | 1986-05-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-05-17 | 1989-11-16 | 1990-05-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-05-17 | 1993-11-16 | 1994-05-18 | $7700.00 | Window Closed / Lapsed |