Patents Represented by Attorney Angela Marie Stone
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Patent number: 6045811Abstract: A delivery system for an oral care substance includes a strip of material having a yield point and thickness such that the strip of material substantially conforms to a shape of a tooth and its adjoining soft tissue via permanent deformation under a pressure less than about 250,000 Pascals when the delivery system is placed thereagainst. The delivery system also includes an oral care substance applied to the strip of material such that when the delivery system is placed on a surface of the tooth and its adjoining soft tissue, the substance contacts the surface providing an active onto the surface. The substance also provides adhesive attachment between the strip of material and the surface to hold the delivery system in place for a sufficient time to allow the active to act upon the surface.Type: GrantFiled: June 6, 1997Date of Patent: April 4, 2000Assignee: The Procter & Gamble CompanyInventors: Robert S. Dirksing, Paul A. Sagel, Richard Tweddell, III
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Patent number: 6042812Abstract: Disclosed are oral compositions comprising a total flavor system and one or more aqueous carriers, wherein the oral composition is a dentifrice or a mouthrinse. The total flavor system comprises a traditional oral care flavor system and a dairy-creme component.Type: GrantFiled: November 26, 1996Date of Patent: March 28, 2000Assignee: The Procter & Gamble CompanyInventors: Lowell Alan Sanker, James Grigg Upson
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Patent number: 5989569Abstract: A delivery system for an oral care substance includes a strip of material having a yield point and thickness such that the strip of material substantially conforms to a shape of a tooth via permanent deformation under a pressure less than about 250,000 Pascals when the delivery system is placed thereagainst. The delivery system also includes an oral care substance applied to the strip of material such that when the delivery system is placed on a surface of the tooth, the substance contacts the surface providing an active onto the surface. The substance also provides adhesive attachment between the strip of material and the surface to hold the delivery system in place for a sufficient time to allow the active to act upon the surface. The substance has an extrusion resistance sufficient to withstand a normal force applied to deform the strip of material so that the substance is not substantially extruded from between the strip of material and the surface during manual deformation of the strip of material.Type: GrantFiled: June 6, 1997Date of Patent: November 23, 1999Assignee: The Procter & Gamble CompanyInventors: Robert S. Dirksing, Paul A. Sagel, Richard Tweddell, III
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Patent number: 5980869Abstract: The present invention relates to an oral formulation contained in physically separated compartments of a suitable dispenser, comprising a first oral composition comprising from about 0.5% to about 50% of an alkali metal bicarbonate salt and from about 50% to about 99.5% of one or more aqueous carriers; and a second oral composition comprising a safe and effective amount of a plant species of the Ericaceae family or its extract and from about 40% to about 99.9% of one or more aqueous carriers.Type: GrantFiled: April 28, 1997Date of Patent: November 9, 1999Assignee: The Procter & Gamble CompanyInventors: Lowell Alan Sanker, Stephen James Nilsen
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Patent number: 5939052Abstract: Disclosed are oral formulations contained in physically separated compartments of a dentifrice dispenser, comprising a first dentifrice composition and a second dentifrice composition. The first dentifrice composition comprises an effective amount of one or more linear polyphosphates having an average chain length of about 4 or more, an effective amount of a buffering agents, and one or more aqueous carriers, wherein the first dentifrice composition has a total water content of from about 5% to about 20%. The second dentifrice compsoition comprises a soluble fluoride ion source, an effective amount of a buffering agents, and one or more aqueous carriers.Type: GrantFiled: November 21, 1996Date of Patent: August 17, 1999Assignee: The Procter & Gamble CompanyInventors: Donald James White, Jr., William Michael Glandorf, Stephen Francis McClanahan, Edward Russell Cox, Paul Donald Estes
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Patent number: 5939080Abstract: Disclosed are oral compositions and methods for reducing plaque in a human or lower animal subject comprising applying to the teeth of the subject an oral composition comprising one or more hydrophobic solvents having one or more characteristics selected from the group consisting of a hydrogen bonding parameter of less than about 7.0 and a water solubility of less than about 10%; one or more non-polymeric surfactants wherein the weight ratio of hydrophobic solvent to non-polymeric surfactant is from about 30:1 to about 1:2; and one or more aqueous carriers; wherein the oral composition is in the form of a toothpaste or mouthrinse, is non-ingestible, and has a pH of from about 5.0 to about 9.5.Type: GrantFiled: January 10, 1997Date of Patent: August 17, 1999Assignee: The Procter & Gamble CompanyInventors: Daniel Wayne Michael, Gregory Berry, James Grigg Upson
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Patent number: 5894017Abstract: A delivery system for an oral care substance includes a strip of material having a flexural stiffness less than about 50 grams/centimeter as measured on a Handle-O-Meter per ASTM test method D2923-95. The strip of material is readily conformable without permanent deformation to a shape of a tooth and its adjoining soft tissue when the delivery system is placed thereagainst. The delivery system also includes an oral care substance applied to the strip of material such that when the delivery system is placed on a surface of the tooth and its adjoining soft tissue, the substance contacts the surface providing an active onto the surface. The substance also provides adhesive attachment between the strip of material and the surface to hold the delivery system in place for a sufficient time to allow the active to act upon the surface.Type: GrantFiled: June 6, 1997Date of Patent: April 13, 1999Assignee: The Procter & Gamble CompanyInventors: Paul A. Sagel, Robert S. Dirksing, Frederick J. Rohman
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Patent number: 5891453Abstract: A system for delivering a tooth whitening substance to a plurality of adjacent teeth, the delivery system comprising a strip of flexible material having a sufficient flexibility to form a curved shape on a plurality of adjacent teeth and a tooth whitening substance. The strip of material is readily conformable to the teeth surfaces and to interstitial tooth spaces without permanent deformation when the delivery system is placed thereagainst. The tooth whitening substance is applied to the strip of material such that when the delivery system is placed on the surface of the teeth, the substance contacts the surface providing an active onto the surface. The substance also provides adhesive attachment between the strip of material and the surface to hold the delivery system in place for a sufficient amount of time to allow the active to act upon the surface.Type: GrantFiled: March 17, 1998Date of Patent: April 6, 1999Assignee: The Procter & Gamble CompanyInventors: Paul Albert Sagel, Robert Stanley Dirksing, Frederick James Rohman
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Patent number: 5885553Abstract: The present invention discloses oral compositions and methods for reducing plaque in a human or lower animal subject comprising applying to the teeth of the subject an oral composition comprising from about 0.5% to about 90% of a hydrophobic solvent having a hydrogen bonding parameter of less than 7.0 and a surface tension of less than 50 dynes/centimeter measured at 2% by weight of solvent in water, and from about 10% to about 99.5% of one or more aqueous carriers; wherein the oral composition is in the form of a toothpaste or mouthrinse, is non-ingestible, and has a pH of from about 5.0 to about 9.5.Type: GrantFiled: January 10, 1997Date of Patent: March 23, 1999Assignee: The Procter & Gamble CompanyInventor: Daniel Wayne Michael
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Patent number: 5885556Abstract: Disclosed are oral compositions comprising a nonionic surfactant and/or amphoteric surfactant, an anionic surfactant, free pyrophosphate ions or tetrasodium pyrophosphate, free fluoride ions, and one or more aqueous carriers. The compositions may also contain an alkali metal bicarbonate salt and xylitol.Type: GrantFiled: August 6, 1996Date of Patent: March 23, 1999Assignee: The Procter & Gamble CompanyInventors: Michael Frederick Lukacovic, Liezl Gonzales Peterson, Steven Carl Burgess, Gregory Berry, Mary Ann Hunter-Rinderle
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Patent number: 5885554Abstract: Disclosed are oral compositions and methods for reducing plaque in a human or lower animal subject comprising applying to the teeth of the subject one or more hydrophobic solvents having one or more characteristics selected from the group consisting of a hydrogen bonding parameter of less than about 7.0 and a water solubility of less than about 10%; one or more polymeric surfactants wherein the weight ratio of hydrophobic solvent to polymeric surfactant is from about 10:1 to about 1:20; and one or more aqueous carriers; wherein the oral composition is in the form of a toothpaste or mouthrinse, is non-ingestible, and has a pH of from about 5.0 to about 9.5.Type: GrantFiled: January 10, 1997Date of Patent: March 23, 1999Assignee: The Procter & Gamble CompanyInventors: Daniel Wayne Michael, Gregory Berry, James Grigg Upson
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Patent number: 5879691Abstract: A delivery system for a tooth whitening substance includes a strip of material having a flexural stiffness less than about 50 grams/centimeter as measured on a Handle-O-Meter per ASTM test method D2923-95. The strip of material is readily conformable without permanent deformation to a shape of a tooth when the delivery system is placed thereagainst. The tooth whitening substance is applied to the strip of material such that when the delivery system is placed on a surface of the tooth, the substance contacts the surface providing an active onto the surface. The substance also provides adhesive attachment between the strip of material and the surface to hold the delivery system in place for a sufficient time to allow the active to act upon the surface. A method of delivery includes pre-coating the strip of material, having the wearer apply substance to the strip of material, or having the wearer apply the substance directly to the surface before applying a strip of material.Type: GrantFiled: June 6, 1997Date of Patent: March 9, 1999Assignee: The Procter & Gamble CompanyInventors: Paul A. Sagel, Robert S. Dirksing, Frederick J. Rohman
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Patent number: 5849269Abstract: The present invention relates to an oral composition comprising a soluble fluoride ion source, tetrasodium pyrophosphate, calcium peroxide, one or more nonionic surfactants and/or amphoteric surfactants, and one or more aqueous carriers; wherein the oral composition has a neat pH of from about 9.0 to about 10.5 and a total water content of from about 5% to about 20%. The invention may also include polyethylene glycol, an alkali metal bicarbonate salt, and xylitol.Type: GrantFiled: November 26, 1996Date of Patent: December 15, 1998Assignee: The Procter & Gamble CompanyInventors: Steven Carl Burgess, Connie Lynn Sheets, Sue Ellen Bernheim, James Albert Berta, Michael Lashawn Britt
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Patent number: 5820853Abstract: The present invention relates to a dentifrice formulation comprising first and second dentifrice compositions and to a dentifrice formulation that is a single dentifrice composition. The first dentifrice composition or the single dentifrice composition will comprise from about 0.1% to about 10% of a surfactant selected from the group consisting of anionic surfactants, cationic surfactants, amphoteric surfactants, and mixtures thereof; from about 0.1% to about 10% of a charged polymer; and from about 80% to about 99% of one or more aqueous carriers; wherein the charged polymer is diluted to form a charged polymer slurry and the pH of the charged polymer slurry is from about 1.5 to about 10, the charged polymer slurry is combined with the anionic, cationic, or amphoteric surfactant to form a coacervate gel, and the coacervate gel is then combined with the one or more aqueous carriers to form the dentifrice composition.Type: GrantFiled: March 27, 1997Date of Patent: October 13, 1998Assignee: The Procter & Gamble CompanyInventor: William Michael Glandorf
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Patent number: 5820852Abstract: The present invention relates to an oral compositions comprising a soluble fluoride ion source, tetrasodium pyrophosphate, calcium peroxide, and one or more aqueous carriers, wherein the oral composition has a neat pH of from about 9.0 to about 10.5 and a total water content of from about 9.1% to about 20%. The invention may also include an alkali metal bicarbonate salt and xylitol.Type: GrantFiled: November 26, 1996Date of Patent: October 13, 1998Assignee: The Proctor & Gamble CompanyInventors: Steven Carl Burgess, Connie Lynn Sheets
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Patent number: 5820854Abstract: The present invention relates a dentifrice formulation contained in physically separated compartments of a dispenser, comprising a first dentifrice composition having an ionic strength of from about 1,000 .mu.mho to about 50,000 .mu.mho comprising from about 0.1% to about 8% of a polyoxyethylene having a molecular weight of from about 200,000 to about 7,000,000 and from about 92% to about 99.5% of one or more aqueous carriers; and a second dentifrice composition. The present invention also relates to a dentifrice formulation contained in physically separated compartments of a dispenser, comprising a first dentifrice composition having an ionic strength of from about 1,000 .mu.mho to about 50,000 .mu.mho; and a second dentifrice composition comprising from about 0.1% to about 8% of a polyoxyethylene having a molecular weight of from about 200,000 to about 7,000,000 and from about 92% to about 99.9% of one or more aqueous carriers.Type: GrantFiled: March 27, 1997Date of Patent: October 13, 1998Assignee: The Procter & Gamble CompanyInventor: William Michael Glandorf
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Patent number: 5811080Abstract: The method of manufacturing comprises the steps of: (a) preparing a mixture of a favor system, one or more humectants, and one or more aqueous carrier materials; (b) adding tetrasodium pyrophosphate and calcium peroxide, all at once or in portions, under conditions wherein less than about 20% of the total pyrophosphate and calcium peroxide are dissolved in the mixture; and wherein further any remaining aqueous carrier materials not added to the mixture during step (a) are added in whole or in part in step (b) or thereafter, either by themselves or with any remaining amount of the tetrasodium pyrophosphate or calcium peroxide, under conditions such that less than about 20% of the total pyrophosphate and calcium peroxide are dissolved in the mixture; (c) heating the mixture to a temperature range of from about 38.degree. C. (100.degree. F.) to about 71.degree. C. (160.degree. F.) and preferably to a temperature range of from about 52.degree. C. (125.degree. F.) to about 57.degree. C. (135.degree. F.Type: GrantFiled: November 26, 1996Date of Patent: September 22, 1998Assignee: The Procter & Gamble CompanyInventors: Steven Carl Burgess, James Grigg Upson, Lowell Alan Sanker
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Patent number: 5776437Abstract: The present invention relates to a method of manufacturing predominately undissolved pyrophosphate and calcium peroxide compositions comprising the steps of: (a) preparing a mixture of a soluble fluoride ion source and one or more aqueous carrier materials; (b) adding tetrasodium pyrophosphate and calcium peroxide, all at once or in portions, under conditions wherein less than about 20% of the total pyrophosphate and calcium peroxide are dissolved in the mixture, and wherein any further remaining aqueous carrier materials not added to the mixtures during step (a) are added in whole or in part in step (b) or thereafter, either by themselves or with any remaining amount of the tetrasodium pyrophosphate or calcium peroxide under conditions such that less then about 20% of the total pyrophosphate and calcium peroxide are dissolved in the mixture; and (c) heating the mixture.Type: GrantFiled: November 26, 1996Date of Patent: July 7, 1998Assignee: The Procter & Gamble CompanyInventors: Steven Carl Burgess, Connie Lynn Sheets, Sue Ellen Bernheim, James Albert Berta, Michael Lashawn Britt
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Patent number: 5747070Abstract: Disclosed are methods for treatment of herpes virus infections in a human or lower animal subject comprising administering to the subject stannous salt and one or more pharmaceutically acceptable carriers suitable for topical administration. The stannous salt may be one or more stannous carboxylates, a stannous halide selected from the groups consisting of stannous bromide, stannous iodide, and stannous chloride dihydrate, two or more stannous halides, or one or more stannous halides and one or more stannous carboxylates. Another therapeutic agent, such as an anesthetic, analgesic, or antibiotic, may also be administered. Also disclosed are compositions effective in treating herpes virus infections in a human or lower animal subject comprising stannous fluoride, one or more therapeutic agents, and one or more pharmaceutically acceptable carriers suitable for topical administration.Type: GrantFiled: January 7, 1997Date of Patent: May 5, 1998Assignee: The Procter & Gamble CompanyInventor: Satyanarayana Majeti
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Patent number: 5744167Abstract: Disclosed are methods for treatment of herpes virus infections in a human or lower animal subject comprising administering to the subject stannous salt and one or more pharmaceutically acceptable carriers suitable for topical administration. The stannous salt may be one or more stannous carboxylates, a stannous halide selected from the groups consisting of stannous bromide, stannous iodide, and stannous chloride dihydrate, two or more stannous halides, or one or more stannous halides and one or more stannous carboxylates. Another therapeutic agent, such as an anesthetic, analgesic, or antibiotic, may also be administered. Also disclosed are compositions effective in treating herpes virus infections in a human or lower animal subject comprising stannous fluoride, one or more therapeutic agents, and one or more pharmaceutically acceptable carriers suitable for topical administration.Type: GrantFiled: January 7, 1997Date of Patent: April 28, 1998Assignee: The Procter & Gamble CompanyInventor: Satyanarayana Majeti