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US5030374A Expired / Lapsed US ⏱️ 0.0 years remaining

Clear neutral non-foaming rapidly-rinsable gel facial cleanser formulation

Assignee: Intermountain Research and Development Corp
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Filing: 1989-07-17
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Granted: 1991-07-09
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Expires: 2009-07-17
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Abstract

Abstract A clear, transparent, well-balanced gel facial cleanser formulation having a neutral pH, which is non-foaming and characterized by rapid rinseability, consisting essentially of the following ingredients: mild nonionic detergent and wound cleanser, moisturizer/humectant, moisturizer/emollient, gelling agent, viscosity stabilizer, pH adjuster, substantive emollient, preservative or bacterial inhibitor, solubilizer, and masking agent, the remainder being water, and the ratio of moisturizers excluding water to detergent being at least 2 to 1, is disclosed.

Inventors

  • 👤 Frank Tranner

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-08 07:26
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/72; A61K8/84; A61K8/86; C; C11; C11D; C11D17/00; C11D17/0008; C11D17/003; A61K8/02; A61K8/0216; A61K8/30; A61K8/33; A61K8/39; A61K8/40; A61K8/41; A61K8/416; A61K8/49; A61K8/4906; A61K8/4913; A61K8/60; A61K8/608; A61K8/73; A61K8/731; A61K8/81; A61K8/8141; A61K8/8152; A61K8/90; A61Q; A61Q19/00; A61Q19/10; C11D3/00; C11D3/0005; C11D3/0026

Claims Analysis

Total Claims: 6
Claim 1
Independent Claim 128 words
A clear, transparent, well-balanced gel facial cleanser formulation having a neutral pH, which is non-foaming and characterized by rapid rinseability, consisting essentially of the following ingredients: (2) mild nonionic detergent and wound cleanser comprising a polyoxypropylene-polyoxyethylene block copolymer 2% to 18%, (3) moisturizer/humectant comprising a clear viscous liquid polyethylene glycol 5% to 15%, (4) moisturizer/emollient comprising a propoxylated methyl glucoside 5% to 10%, (5) gelling agent comprising an acrylic copolymer 1% to 10%, (6) viscosity stabilizer 0.2% to 2%, (7) pH adjuster 0.2% to 2%, (8) substantive emollient 0.1% to 2%, (9) preservative or bacterial inhibitor, the remainder being (1) deionized or distilled water to 100%, all percentages being by weight, and the ratio of (3), (4), and (8) combined to (2) being at least 2 to 1.
Claim 2
Dependent Claim 128 words
A clear, transparent, well-balanced gel facial cleanser formulation having a neutral pH, which is non-foaming and characterized by rapid rinseability, consisting essentially of the following ingredients: (2) mild nonionic detergent and wound cleanser comprising a polyoxypropylene-polyoxyethylene block copolymer 2% to 18%, (3) moisturizer/humectant comprising a clear viscous liquid polyethylene glycol 5% to 15%, (4) moisturizer/emollient comprising a propoxylated methyl glucoside 5% to 10%, (5) gelling agent comprising an acrylic copolymer 1% to 10%, (6) viscosity stabilizer 0.2% to 2%, (7) pH adjuster 0.2% to 2%, (8) substantive emollient 0.1% to 2%, (9) preservative or bacterial inhibitor, the remainder being (1) deionized or distilled water to 100%, all percentages being by weight, and the ratio of (3), (4), and (8) combined to (2) being at least 2 to 1.
Claim 3
Dependent Claim 72 words
The formulation of claim 1 wherein the detergent and would cleanser comprises poloxamer 188, wherein the moisturizer/humectant comprises a polyethylene glycol which is a clear viscous liquid at room temperature, wherein the moisturizer/emollient comprises PPG-10 methyl glucose ether, wherein the gelling agent comprises an acrylic copolymer, wherein the viscosity stabilizer comprises lauryl; pyrrolidone, wherein the pH adjuster is triethanolamine, wherein the substantive emollient comprises quaternium-22, and wherein the bacterial inhibitor comprises quaternium-15.
Claim 4
Dependent Claim 163 words
A clear, transparent, well-balanced gel facial cleanser formulation having a neutral pH, which is non-foaming and characterized by rapid rinseability, consisting essentially of the following ingredients: (2) mild nonionic detergent and wound cleanser comprising poloxamer 1882% to 18%, (3) moisturizer/humectant comprising a polyethylene glycol which is a clear viscous liquid at room temperature 5% to 15%, (4) moisturizer/emollient comprising PPG-10methyl glucose ether 5% to 10%, (5) gelling agent comprising an acrylic copolymer 1% to 10%, (6) viscosity stabilizer comprising lauryl pyrrolidone 0.2% to 2%, (7) pH adjuster comprising a tertiary amine 0.2% to 2%, (8) substantive emollient comprising quaternium 22 0.1% to 2%, (9) preservative or bacterial inhibitor 0.05% to 0.2%, (10) solubilizer comprising PEG castor oil 0.01% to 0.1%, and (11) masking agent comprising an essential oil 0.1% to 0.1%, the remainder being (1) deionized or distilled water to 100%, all percentages being by weight, and the ratio of (3), (4), and (8) combined to (2) being at least 2 to 1.
Claim 5
Dependent Claim 163 words
A clear, transparent, well-balanced gel facial cleanser formulation having a neutral pH, which is non-foaming and characterized by rapid rinseability, consisting essentially of the following ingredients: (2) mild nonionic detergent and wound cleanser comprising poloxamer 1882% to 18%, (3) moisturizer/humectant comprising a polyethylene glycol which is a clear viscous liquid at room temperature 5% to 15%, (4) moisturizer/emollient comprising PPG-10methyl glucose ether 5% to 10%, (5) gelling agent comprising an acrylic copolymer 1% to 10%, (6) viscosity stabilizer comprising lauryl pyrrolidone 0.2% to 2%, (7) pH adjuster comprising a tertiary amine 0.2% to 2%, (8) substantive emollient comprising quaternium 22 0.1% to 2%, (9) preservative or bacterial inhibitor 0.05% to 0.2%, (10) solubilizer comprising PEG castor oil 0.01% to 0.1%, and (11) masking agent comprising an essential oil 0.1% to 0.1%, the remainder being (1) deionized or distilled water to 100%, all percentages being by weight, and the ratio of (3), (4), and (8) combined to (2) being at least 2 to 1.
Claim 6
Dependent Claim 111 words
The formulation of claim 3 wherein the poloxamer 188 is present in an amount of about 5%, the polyethylene glycol comprises PEG-10 methyl glucose ether is present in an amount of about 5%, the acrylic copolymer is present in an amount of about 2.5%, the lauryl pyrrolidone is present in an amount of about 0.5%, the tertiary amine comprises triethanolamine present in an amount about 0.5%, the quaternium-22 is present in an amount of about 0.1%, the preservative comprises quaternium-15 present in an amount of about 0.05%, the PEG-40 castor oil is present in an amount of about 0.015%, and the essential iol is present in an amount of about 0.015%.

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) 1994-07-08 1995-01-07 1995-07-09 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1998-07-08 1999-01-07 1999-07-09 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 2002-07-08 2003-01-07 2003-07-09 $7700.00 Window Closed / Lapsed

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