# US 4,393,042 A · Ultra high-foam dentifrice

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- Number: US 4,393,042 A
- Document ID: US4393042A
- Status: Granted
- Kind: A
- Application number: 06/323,394
- Filed: 1981-11-20
- Granted: 1983-07-12
- Earliest claimed: 1980-08-07
- Inventors: Orlando A. Battista
- Web page: https://patentgrep.com/patent/US4393042A

## CPC

- A61K 8/361: {Carboxylic acids having more than seven carbon atoms in an unbroken chain; Salts or anhydrides thereof}
- A61K 8/046: {Aerosols; Foams}
- A61Q 11/00: Preparations for care of the teeth, of the oral cavity or of dentures; Dentifrices, e.g. toothpastes; Mouth rinses
- A61K: PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES (devices or methods specially adapted for bringing pharmaceutical products into particular physical or administering forms A61J3/00; chemical aspects of, or use of materials for deodorisation of air, for disinfection or sterilisation, or for bandages, dressings, absorbent pads or surgical articles A61L; soap compositions C11D)
- A61Q: SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS

## Abstract

A dentifrice comprising a non-toxic soap and/or detergent without an unpleasant taste at concentrations from at least about 25 percent to about 50 percent and water at a minimum alkaline pH of 7.5 and capable of producing high viscosity bodied foams capable of physically capturing mouth bacteria and food particles, and allowing them to be flushed away with the foam thereby protecting the teeth from excessive decay and the gums from accelerated deterioration.

## Claims

### Claim 1

In the art of cleaning teeth with a regular or electric toothbrush the improvement which consists essentially of the step of using the toothbrush with a heavy-bodied astringent dentifrice resembling, in texture, whipped cream, which sweeps up and physically holds, or which entraps mouth bacteria, food particles and gum line debris which can be subsequently flushed out of the mouth with water, the dentifrice comprising essentially water and a non-toxic, alkaline soap, the soap constituting at least about 25 percent up to about 50 percent of the weight of the dentifrice and being further characterized in producing a high viscosity, stable foam having a pH of at least about 7.5, the foam consisting of a multiplicity of firm, discrete bubbles which entrap and physically hold and, upon flushing with water, carry away mouth bacteria, food particles and gum line debris on and adjacent the surfaces of and crevices between the teeth.

### Claim 2 (depends on 1)

The method of claim 1 utilizing with said toothbrush a dentifrice as defined in claim 1 which includes minor proportions of at least one of coloring or whitening agents, preservatives, sweeteners, flavoring constituents and abrasives.

### Claim 3 (depends on 1)

The method of claim 1 utilizing with said toothbrush a dentifrice as defined in claim 1 wherein the soap is a sodium soap prepared from animal tallows and coconut oil.

### Claim 4 (depends on 1)

The method of claim 1 utilizing with said toothbrush a dentifrice as defined in claim 1 which includes minor proportions of at least one of coloring or whitening agents, preservatives, sweeteners, flavoring constituents and abrasives and the soap is a sodium soap prepared from animal tallows and coconut oil.

### Claim 5 (depends on 1)

The method of claim 1 utilizing with said toothbrush a dentifrice as defined in claim 1 wherein the soap is an ultra pure soap.

### Claim 6 (depends on 1)

The method of claim 1 utilizing with said toothbrush a dentifrice as defined in claim 1 which includes minor proportions of at least one of coloring or whitening agents, preservatives, sweeteners, flavoring constituents and abrasives and the soap is an ultra pure soap.

### Claim 7 (depends on 1)

The method of claim 1 utilizing with said toothbrush a dentifrice as defined in claim 1 wherein the soap is Castile soap.

### Claim 8 (depends on 1)

The method of claim 1 utilizing with said toothbrush a dentifrice as defined in claim 1 which includes minor proportions of at least one of coloring or whitening agents, preservatives, sweeteners, flavoring constituents and abrasives and the soap is Castile soap.