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US3666690A Expired / Lapsed US ⏱️ 0.0 years remaining

Skin cleansing composition

Assignee: Wyeth Holdings LLC
•
Filing: 1970-11-12
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Granted: 1972-05-30
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Expires: 1990-11-12
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Abstract

Abstract A skin-cleansing composition for the removal of dye stains caused by basic triphenylmethane dyes, such as malachite green, comprising, in defined proportions, (1) a cationic surface-active quaternary ammonium salt containing a long-chain alkyl substituent, (2) mineral oil, (3) lanolin, (4) glycerine, (5) an alkali metal sulfite, (6) sodium carboxymethyl cellulose and (7) water.

Inventors

  • 👤 Robert Francis Bann

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-03 23:00
CPC Classifications
C; C11; C11D; C11D3/00; C11D3/16; C11D3/20; C11D3/22; C11D3/222; C11D3/225; A; A61; A61K; A61K8/00; A61K8/18; A61K8/19; A61K8/23; A61K8/30; A61K8/31; A61K8/33; A61K8/34; A61K8/40; A61K8/41; A61K8/416; A61K8/72; A61K8/73; A61K8/731; A61Q; A61Q19/00; A61Q19/02; A61Q19/10; C11D1/00; C11D1/38; C11D1/62; C11D3/0005; C11D3/0042; C11D3/02; C11D3/04; C11D3/046; C11D3/18; C11D3/2093; A61K2800/00; A61K2800/40; A61K2800/54; A61K2800/542; A61K2800/5424

Claims Analysis

Total Claims: 17
Claim 1
Independent Claim 8 words
from 7 to 10 percent of mineral oil;
Claim 2
Dependent Claim 10 words
from about 5 to about 20 percent of mineral oil;
Claim 3
Dependent Claim 50 words
A composition according to Claim 1 containing up to about 15 percent of a non-ionic surface active agent selected from (a) a condensation product of 1 mole proportion of nonylphenol with from 4 to 30 mole proportions of ethylene oxide and (b) a glycol monoester of a long-chain fatty acid.
Claim 4
Dependent Claim 20 words
A composition according to Claim 2 containing up to about 2.5 percent of an alkali metal acetate as buffering agent.
Claim 5
Dependent Claim 9 words
from about 2 to about 6 percent of lanolin;
Claim 6
Dependent Claim 6 words
from 3 to 5 percent lanolin;
Claim 7
Dependent Claim 4 words
from 10-15 percent glycerine;
Claim 8
Dependent Claim 9 words
from about 5 to about 18 percent of glycerine;
Claim 9
Dependent Claim 7 words
A composition according to claim 1 containing:
Claim 10
Dependent Claim 12 words
from about 3 to about 25 percent of an alkali metal sulfite;
Claim 11
Dependent Claim 7 words
''from 10 to 15 percent sodium bisulfite;
Claim 12
Dependent Claim 7 words
from 5 to 8 percent sodium carboxymethylcellulose;
Claim 13
Dependent Claim 11 words
from about 2 to about 12 percent of sodium carboxymethylcellulose; and
Claim 14
Dependent Claim 9 words
from about 30 to about 50 PERCENT of water.
Claim 15
Dependent Claim 5 words
from 35-45 percent of water;
Claim 16
Dependent Claim 21 words
from 7-12 percent of the condensation product of 1 mole proportion of nonylphenol and 9.5 mole proportions of ethylene oxide; and
Claim 17
Dependent Claim 8 words
from 0.5 to 1 percent of sodium acetate.

References Cited (Backward Citations)

US2948686A Cited
US3178371A Cited
US3207694A Cited
US3400079A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1975-05-30 1975-11-29 1976-05-30 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1979-05-30 1979-11-29 1980-05-30 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1983-05-30 1983-11-29 1984-05-30 $7700.00 Window Closed / Lapsed

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