Patent US4950479A successfully refreshed from Google Patents.
US4950479A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of interrupting the formation of plaque
Assignee: WHITE HILL ORAL TECHNOLOGIES Inc
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Filing: 1986-11-06
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Granted: 1990-08-21
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Expires: 2006-11-06
Abstract
Abstract Disclosed is a method for interrupting plaque formation comprising periodically introducing in the oral hygiene cavity an efficatious composition in the form of a dentifrice spray, measured drops, masticatable capsules, liquid centered chewing gums and the like.
Inventors
- 👤 Ira D. Hill
- 👤 Robert D. White
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 06:25
CPC Classifications
A; A61; A61K; A61K8/00; A61K8/18; A61K8/72; A61K8/84; A61K8/89; A61K8/891; A61K8/894; A61K8/02; A61K8/04; A61K8/046; A61K8/30; A61K8/40; A61K8/44; A61K8/442; A61K8/46; A61K8/463; A61K8/73; A61K8/731; A61K8/86; A61K8/90; A61Q; A61Q11/00
Claims Analysis
Total Claims: 27
Claim 1
Independent Claim
59 words
A method of interrupting the formation of plaque comprising periodically introducing into the mouth an ingestible, nonfoaming, oral hygiene preparation that coats surfaces with a plaque matrix disrupting film, said preparation comprising a mixture of: an ingestible surfactant; and an ingestible coating substance; wherein said coating substance is insoluble in said surfactant, and said mixture is nonfoaming during use.
Claim 2
Independent Claim
59 words
A method of interrupting the formation of plaque comprising periodically introducing into the mouth an ingestible, nonfoaming, oral hygiene preparation that coats surfaces with a plaque matrix disrupting film, said preparation comprising a mixture of: an ingestible surfactant; and an ingestible coating substance; wherein said coating substance is insoluble in said surfactant, and said mixture is nonfoaming during use.
Claim 3
Independent Claim
55 words
A method for treating dry mouth conditions comprising periodically spraying into the mouth an ingestible, nonfoaming, oral hygiene preparation that coats mouth surfaces with a plaque matrix disrupting film said preparation comprising a surfactant, coating substance, flavor mixture, wherein said coating substance is insoluble in said surfactant from a portable container provided with dispensing means.
Claim 4
Independent Claim
55 words
A method for treating dry mouth conditions comprising periodically spraying into the mouth an ingestible, nonfoaming, oral hygiene preparation that coats mouth surfaces with a plaque matrix disrupting film said preparation comprising a surfactant, coating substance, flavor mixture, wherein said coating substance is insoluble in said surfactant from a portable container provided with dispensing means.
Claim 5
Independent Claim
58 words
A method for cleaning orthodontal devices inside the mouth comprising periodically spraying into the mouth an ingestible, nonfoaming, oral hygiene preparation that coats mouth surfaces with a plaque matrix disrupting film, said preparation comprising a surfactant, coating substance, flavor mixture, wherein said coating substance is insoluble in said surfactant, from a portable container provided with a dispensing means.
Claim 6
Independent Claim
58 words
A method for cleaning orthodontal devices inside the mouth comprising periodically spraying into the mouth an ingestible, nonfoaming, oral hygiene preparation that coats mouth surfaces with a plaque matrix disrupting film, said preparation comprising a surfactant, coating substance, flavor mixture, wherein said coating substance is insoluble in said surfactant, from a portable container provided with a dispensing means.
Claim 7
Independent Claim
54 words
A method for controlling bad breath comprising periodically introducing into the mouth an ingestible, nonfoaming, oral hygiene preparation that coats mouth surfaces with a plaque matrix disrupting film, said preparation comprising a surfactant, coating substance, flavor mixture, wherein said coating substance is insoluble in said surfactant, that cleans mouth surfaces of dead cellular material.
Claim 8
Independent Claim
54 words
A method for controlling bad breath comprising periodically introducing into the mouth an ingestible, nonfoaming, oral hygiene preparation that coats mouth surfaces with a plaque matrix disrupting film, said preparation comprising a surfactant, coating substance, flavor mixture, wherein said coating substance is insoluble in said surfactant, that cleans mouth surfaces of dead cellular material.
Claim 9
Independent Claim
72 words
A method for disrupting the plaque forming process without upsetting the ecological balance of the mouth, comprising spraying into the mouth after each meal, snack, smoke, drink and coffee break an ingestible, nonfoaming, oral hygiene preparation that coats mouth surfaces with a plaque matrix disrupting film, said preparation comprising a surfactant, coating substance, flavor mixture, wherein said coating substance is insoluble in said surfactant, from a portable container provided with dispensing means.
Claim 10
Independent Claim
72 words
A method for disrupting the plaque forming process without upsetting the ecological balance of the mouth, comprising spraying into the mouth after each meal, snack, smoke, drink and coffee break an ingestible, nonfoaming, oral hygiene preparation that coats mouth surfaces with a plaque matrix disrupting film, said preparation comprising a surfactant, coating substance, flavor mixture, wherein said coating substance is insoluble in said surfactant, from a portable container provided with dispensing means.
Claim 11
Independent Claim
86 words
A method for cleaning mouth surfaces and simultaneously modifying the surface energy properties of surfaces of the mouth and oral appliances such that food particles, cellular debris and various plaque precursors do not readily attach to these surfaces comprising periodically spraying into the mouth an ingestible, nonfoaming, oral hygiene preparation that coats mouth surfaces with a plaque matrix disrupting film, said preparation comprising a surfactant, coating substance, flavor mixture, wherein said coating substance is insoluble in said surfactant, from a portable container provided with dispensing means.
Claim 12
Independent Claim
86 words
A method for cleaning mouth surfaces and simultaneously modifying the surface energy properties of surfaces of the mouth and oral appliances such that food particles, cellular debris and various plaque precursors do not readily attach to these surfaces comprising periodically spraying into the mouth an ingestible, nonfoaming, oral hygiene preparation that coats mouth surfaces with a plaque matrix disrupting film, said preparation comprising a surfactant, coating substance, flavor mixture, wherein said coating substance is insoluble in said surfactant, from a portable container provided with dispensing means.
Claim 13
Independent Claim
217 words
A method for interrupting the formation of plaque comprising periodically introducing into the mouth a dentrifice spray comprising: (a) a portable container fitted with a metered pump spray, and (b) an ingestible, nonfoaming, oral hygiene preparation that coats mouth surfaces with a plaque matrix disrupting film, said preparation comprising a sprayable liquid dentrifice containing a combination of surfactant and coating substances wherein: (c) the surfactant is selected from the group consisting of sodium lauroyl sarcosinate, polyethylene glycol stearate, polyethylene glycol monostearate, coconut monoglyceride sulfonates, sodium alkyl sulfates, sodium alkyl sulfoacetates, polyoxyethylene and polyoxybutylene block copolymers, alkylpolyglycol ether carboxylates, polyethylene derivatives of sorbitan esters, propoxylated cetyl alcohol, block copolymers comprising a cogeneric mixture of conjugated polyoxybutylene compounds having as a hydrophobe a polyoxybutylene polymer of at least 1200 molecular weight, soap powder, and mixtures thereof; (d) the coating substance is selected from the group consisting of: silicones, silicone glycol co-polymers, polydimethyl siloxanes, normal paraffins having a chain length of 16 carbon atoms or greater, paraffins with several loci of branching and unsaturation, carbowaxes, polymers with a limited solubility in ethanol and water solutions where the ethanol to water ratio is greater than 0.3:1 but have essentially no solubility in water or saliva at lower concentrations, and mixtures thereof; and wherein said coating substance is insoluble in said surfactant.
Claim 14
Independent Claim
217 words
A method for interrupting the formation of plaque comprising periodically introducing into the mouth a dentrifice spray comprising: (a) a portable container fitted with a metered pump spray, and (b) an ingestible, nonfoaming, oral hygiene preparation that coats mouth surfaces with a plaque matrix disrupting film, said preparation comprising a sprayable liquid dentrifice containing a combination of surfactant and coating substances wherein: (c) the surfactant is selected from the group consisting of sodium lauroyl sarcosinate, polyethylene glycol stearate, polyethylene glycol monostearate, coconut monoglyceride sulfonates, sodium alkyl sulfates, sodium alkyl sulfoacetates, polyoxyethylene and polyoxybutylene block copolymers, alkylpolyglycol ether carboxylates, polyethylene derivatives of sorbitan esters, propoxylated cetyl alcohol, block copolymers comprising a cogeneric mixture of conjugated polyoxybutylene compounds having as a hydrophobe a polyoxybutylene polymer of at least 1200 molecular weight, soap powder, and mixtures thereof; (d) the coating substance is selected from the group consisting of: silicones, silicone glycol co-polymers, polydimethyl siloxanes, normal paraffins having a chain length of 16 carbon atoms or greater, paraffins with several loci of branching and unsaturation, carbowaxes, polymers with a limited solubility in ethanol and water solutions where the ethanol to water ratio is greater than 0.3:1 but have essentially no solubility in water or saliva at lower concentrations, and mixtures thereof; and wherein said coating substance is insoluble in said surfactant.
Claim 15
Dependent Claim
20 words
A method according to claim 7 wherein the dentifrice spray has a viscosity between about 30 and about 600 centipoises.
Claim 16
Dependent Claim
21 words
A method according to claim 7 wherein the concentration of cleaner ranges from between about 0.05 and about 3.0% by weight.
Claim 17
Dependent Claim
22 words
A method according to claim 7 wherein the concentration of coating substance ranges from between about 0.005 and about 0.3% by weight.
Claim 18
Dependent Claim
28 words
A method according to claim 7 wherein the cleaning coating composition contains a humectant selected from the group consisting of glycerine, propylene glycol, sorbitol, zylitol and mixtures thereof.
Claim 19
Dependent Claim
15 words
A method according to claim 7 wherein the portable container is clear, oriented polyethylene terephthalate.
Claim 20
Dependent Claim
14 words
A method according to claim 7 wherein the surfactant is a polyoxyethylene-polyoxybutylene block copolymer.
Claim 21
Dependent Claim
20 words
A method according to claim 7 wherein the surfactant is a mixture of sodium lauroyl sarcosinate and polyethylene glycol steareate.
Claim 22
Dependent Claim
19 words
A method according to claim 7 wherein the silicone is a polydimethyl siloxane or a suitable ingestible emulsion thereof.
Claim 23
Independent Claim
212 words
A method of interrupting plaque matrix formation comprising introducing into the oral cavity an ingestible, nonfoaming, oral hygiene preparation, with a viscosity between about 30 and about 600 centipoises, suitable for coating mouth surfaces with a plaque matrix, disrupting film comprising: (a) from between about 0.05 and about 3.0% by weight of a surfactant selected from the group consisting of: sodium lauroyl sarcosinate, polyethylene glycol stearate, polyethylene glycol monostearate, coconut monoglyceride sulfonates, sodium alkyl sulfates, sodium alkyl sulfoacetates, polyoxyethylene and polyoxybutylene block copolymers, alkylpolyglycol ether carboxylates, polyethylene derivatives of sorbitan esters, propoxylated cetyl alcohol, block copolymers comprising a cogeneric mixture of conjugated polyoxybutylene and polyoxylethylene compounds having as a hydrophobe a polyoxybutylene polymer of at least 1200 molecular weight, soap powder, and mixtures thereof, and (b) from between about 0.005 and about 0.3 percent by weight of a coating substance insoluble in said surfactant selected from the group consisting of: silicones, silicone glycol co-polymers, polydimethyl siloxanes, normal paraffins having a chain length of 16 carbon atoms or greater, paraffins with one or more sites of branching and unsaturation, carbowaxes, polymers with a limited solubility in ethanol and water solutions where the ethanol:water ratio is greater than 0.3:1 but having essentially no solubility in water or saliva at lower concentrations, and mixtures thereof.
Claim 24
Independent Claim
212 words
A method of interrupting plaque matrix formation comprising introducing into the oral cavity an ingestible, nonfoaming, oral hygiene preparation, with a viscosity between about 30 and about 600 centipoises, suitable for coating mouth surfaces with a plaque matrix, disrupting film comprising: (a) from between about 0.05 and about 3.0% by weight of a surfactant selected from the group consisting of: sodium lauroyl sarcosinate, polyethylene glycol stearate, polyethylene glycol monostearate, coconut monoglyceride sulfonates, sodium alkyl sulfates, sodium alkyl sulfoacetates, polyoxyethylene and polyoxybutylene block copolymers, alkylpolyglycol ether carboxylates, polyethylene derivatives of sorbitan esters, propoxylated cetyl alcohol, block copolymers comprising a cogeneric mixture of conjugated polyoxybutylene and polyoxylethylene compounds having as a hydrophobe a polyoxybutylene polymer of at least 1200 molecular weight, soap powder, and mixtures thereof, and (b) from between about 0.005 and about 0.3 percent by weight of a coating substance insoluble in said surfactant selected from the group consisting of: silicones, silicone glycol co-polymers, polydimethyl siloxanes, normal paraffins having a chain length of 16 carbon atoms or greater, paraffins with one or more sites of branching and unsaturation, carbowaxes, polymers with a limited solubility in ethanol and water solutions where the ethanol:water ratio is greater than 0.3:1 but having essentially no solubility in water or saliva at lower concentrations, and mixtures thereof.
Claim 25
Independent Claim
242 words
A method of controlling plaque formation comprising periodically introducing a dentifrice spray into the oral cavity, said method comprising: utilizing a portable container fitted with a metered pump spray, said container dispensing an ingestible, nonfoaming sprayable, liquid dentrifice, with a viscosity between about 30 and about 600 centipoises containing a combination of surfactant and coating substances including: (a) from between about 0.5% and about 3.0% by weight of a surfactant selected from the group consisting of: sodium lauryl sulfate, sodium lauryl sarcosinate, polyethylene glycol stearate, polyethylene glycol monostearate, coconut monoglyceride sulfonates, sodium alkyl sulfates, sodium alkyl sulfoacetates, block copolymers of polyoxyethylene and polyoxybutylene alkylpolyglycol ether carboxylates, polyethylene derivatives of sorbitan esters, propoxylated cetyl alcohol, block copolymers comprising a cogeneric mixture of conjugated polyoxybutylene and polyoxylethylene compounds having as a hydrophobe a polyoxybutylene polymer of at least 1200 molecular weight, a salt of a fatty acid, and mixtures thereof, and (b) from between about 0.005 and about 0.3 percent by weight of a coating material insoluble in said surfactant selected from the group consisting of: siloxanes, silicone glycol copolymers, polydimethyl siloxanes, normal paraffins having a chain length of 16 carbon atoms or greater, paraffins with one or more sites of branching and unsaturation, carbowaxes, polymers with a limited solubility in ethanol and water solutions where the ethanol:water ratio is greater than 0.3:1 but having essentially no solubility in water or saliva at lower concentrations, and mixtures thereof; and an optional carrier or diluent.
Claim 26
Independent Claim
242 words
A method of controlling plaque formation comprising periodically introducing a dentifrice spray into the oral cavity, said method comprising: utilizing a portable container fitted with a metered pump spray, said container dispensing an ingestible, nonfoaming sprayable, liquid dentrifice, with a viscosity between about 30 and about 600 centipoises containing a combination of surfactant and coating substances including: (a) from between about 0.5% and about 3.0% by weight of a surfactant selected from the group consisting of: sodium lauryl sulfate, sodium lauryl sarcosinate, polyethylene glycol stearate, polyethylene glycol monostearate, coconut monoglyceride sulfonates, sodium alkyl sulfates, sodium alkyl sulfoacetates, block copolymers of polyoxyethylene and polyoxybutylene alkylpolyglycol ether carboxylates, polyethylene derivatives of sorbitan esters, propoxylated cetyl alcohol, block copolymers comprising a cogeneric mixture of conjugated polyoxybutylene and polyoxylethylene compounds having as a hydrophobe a polyoxybutylene polymer of at least 1200 molecular weight, a salt of a fatty acid, and mixtures thereof, and (b) from between about 0.005 and about 0.3 percent by weight of a coating material insoluble in said surfactant selected from the group consisting of: siloxanes, silicone glycol copolymers, polydimethyl siloxanes, normal paraffins having a chain length of 16 carbon atoms or greater, paraffins with one or more sites of branching and unsaturation, carbowaxes, polymers with a limited solubility in ethanol and water solutions where the ethanol:water ratio is greater than 0.3:1 but having essentially no solubility in water or saliva at lower concentrations, and mixtures thereof; and an optional carrier or diluent.
Claim 27
Dependent Claim
31 words
A method of controlling plaque formation according to claim 17 wherein said container further dispensing a humectant selected from the group consisting of glycenine, propylene glycol, sorbitol, xylitol and mixtures thereof.
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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) | 1993-08-20 | 1994-02-19 | 1994-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-08-20 | 1998-02-19 | 1998-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-08-20 | 2002-02-19 | 2002-08-21 | $7700.00 | Window Closed / Lapsed |