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US4469674A Expired / Lapsed US ⏱️ 0.0 years remaining

Stable oral compositions containing zinc and fluoride compounds

Assignee: Richardson Vicks Inc
•
Filing: 1983-05-02
•
Granted: 1984-09-04
•
Expires: 2003-05-02
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Abstract

Abstract An oral composition containing zinc salicylate, zinc lactate or zinc gluconate in combination with an ionic fluoride salt.

Inventors

  • 👤 Nutan B. Shah
  • 👤 Nicholas F. Schmidt

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-10-29 22:35
CPC Classifications
A; A61; A61Q; A61Q11/00; A61K; A61K8/00; A61K8/18; A61K8/19; A61K8/20; A61K8/21; A61K8/27

Claims Analysis

Total Claims: 27
Claim 1
Independent Claim 88 words
A stable water-containing oral composition substantially free of insoluble fluoride precipitants consisting essentially of an effective mouth odor inhibiting amount of an organic zinc salt selected from the group consisting of zinc salicylate, zinc lactate, zinc gluconate and mixtures thereof and an effective anti-caries amount of a water soluble inorganic ionic fluoride salt, said zinc and said fluoride salts being in simple solution without additional adjuvant to inhibit interaction between zinc ion and fluoride ion in an oral vehicle containing at least sufficient water to solubilize said salts.
Claim 2
Dependent Claim 88 words
A stable water-containing oral composition substantially free of insoluble fluoride precipitants consisting essentially of an effective mouth odor inhibiting amount of an organic zinc salt selected from the group consisting of zinc salicylate, zinc lactate, zinc gluconate and mixtures thereof and an effective anti-caries amount of a water soluble inorganic ionic fluoride salt, said zinc and said fluoride salts being in simple solution without additional adjuvant to inhibit interaction between zinc ion and fluoride ion in an oral vehicle containing at least sufficient water to solubilize said salts.
Claim 3
Dependent Claim 104 words
A stable water-containing oral composition substantially free of insoluble fluoride precipitants consisting essentially of an effective mouth odor inhibiting amount of an organic zinc salt selected from the group consisting of zinc salicylate, zinc lactate, zinc gluconate and mixtures thereof and an effective anti-caries amount of a water soluble inorganic ionic fluoride salt selected from the group consisting of ammonium fluoride, alkali metal fluoride, tin fluoride and mixtures thereof, said zinc and said fluoride salts being in simple solution without additional adjuvant to inhibit interaction between zinc ion and fluoride ion in an oral vehicle containing at least sufficient water to solubilize said salts.
Claim 4
Dependent Claim 104 words
A stable water-containing oral composition substantially free of insoluble fluoride precipitants consisting essentially of an effective mouth odor inhibiting amount of an organic zinc salt selected from the group consisting of zinc salicylate, zinc lactate, zinc gluconate and mixtures thereof and an effective anti-caries amount of a water soluble inorganic ionic fluoride salt selected from the group consisting of ammonium fluoride, alkali metal fluoride, tin fluoride and mixtures thereof, said zinc and said fluoride salts being in simple solution without additional adjuvant to inhibit interaction between zinc ion and fluoride ion in an oral vehicle containing at least sufficient water to solubilize said salts.
Claim 5
Dependent Claim 11 words
The composition of claim 2 wherein said composition is a mouthwash.
Claim 6
Dependent Claim 11 words
The composition of claim 2 wherein said composition is a toothpaste.
Claim 7
Dependent Claim 12 words
The composition of claim 2 wherein said zinc salt is zinc salicylate.
Claim 8
Dependent Claim 12 words
The composition of claim 2 wherein said fluoride salt is sodium fluoride.
Claim 9
Dependent Claim 86 words
A stable aqueous solution substantially free of insoluble fluoride precipitants consisting essentially of water and, dissolved therein in simple solution without additional adjuvant to inhibit interaction between zinc ion and fluoride ion, an effective mouth odor inhibiting amount of an organic zinc salt selected from the group consisting of zinc salicylate, zinc lactate, zinc gluconate and mixtures thereof and an effective anti-caries amount of a water soluble inorganic fluoride salt selected from the group consisting of ammonium fluoride, alkali metal fluoride, tin fluoride and mixtures thereof.
Claim 10
Dependent Claim 86 words
A stable aqueous solution substantially free of insoluble fluoride precipitants consisting essentially of water and, dissolved therein in simple solution without additional adjuvant to inhibit interaction between zinc ion and fluoride ion, an effective mouth odor inhibiting amount of an organic zinc salt selected from the group consisting of zinc salicylate, zinc lactate, zinc gluconate and mixtures thereof and an effective anti-caries amount of a water soluble inorganic fluoride salt selected from the group consisting of ammonium fluoride, alkali metal fluoride, tin fluoride and mixtures thereof.
Claim 11
Dependent Claim 20 words
The aqueous solution of claim 7 wherein said zinc salt is zinc salicylate and said fluoride salt is sodium fluoride.
Claim 12
Dependent Claim 91 words
A stable aqueous ethanolic solution substantially free of insoluble fluoride precipitants consisting essentially of an aqueous solution of ethanol and, dissolved therein in simple solution without additional adjuvant to inhibit interaction between zinc ion and fluoride ion, an effective mouth odor inhibiting amount of an organic zinc salt selected from the group consisting of zinc salicylate, zinc lactate, zinc gluconate and mixtures thereof and an effective anti-caries amount of a water soluble inorganic fluoride salt selected from the group consisting of ammonium fluoride, alkali metal fluoride, tin fluoride and mixtures thereof.
Claim 13
Dependent Claim 91 words
A stable aqueous ethanolic solution substantially free of insoluble fluoride precipitants consisting essentially of an aqueous solution of ethanol and, dissolved therein in simple solution without additional adjuvant to inhibit interaction between zinc ion and fluoride ion, an effective mouth odor inhibiting amount of an organic zinc salt selected from the group consisting of zinc salicylate, zinc lactate, zinc gluconate and mixtures thereof and an effective anti-caries amount of a water soluble inorganic fluoride salt selected from the group consisting of ammonium fluoride, alkali metal fluoride, tin fluoride and mixtures thereof.
Claim 14
Dependent Claim 21 words
The aqueous ethanolic solution of claim 9 containing from about 5 to about 40 percent by weight of ethanol in water.
Claim 15
Dependent Claim 21 words
The aqueous ethanolic solution of claim 9 wherein said zinc salt is zinc salicylate and said fluoride salt is sodium fluoride.
Claim 16
Dependent Claim 113 words
A stable aqueous mouthwash solution substantially free of insoluble fluoride precipitants consisting essentially of water and, dissolved therein in simple solution without additional adjuvant to inhibit interaction between zinc ion and fluoride ion, a sufficient amount of an organic zinc salt selected from the group consisting of zinc salicylate, zinc lactate, zinc gluconate and mixtures thereof to provide from about 0.01 to about 5.0 weight percent of theoretical elemental zinc and a sufficient amount of a water soluble inorganic ionic fluoride salt selected from the group consisting of ammonium fluoride, alkali metal fluoride, tin fluoride and mixtures thereof to provide from about 25 to about 15000 parts per million of available fluoride ion.
Claim 17
Dependent Claim 113 words
A stable aqueous mouthwash solution substantially free of insoluble fluoride precipitants consisting essentially of water and, dissolved therein in simple solution without additional adjuvant to inhibit interaction between zinc ion and fluoride ion, a sufficient amount of an organic zinc salt selected from the group consisting of zinc salicylate, zinc lactate, zinc gluconate and mixtures thereof to provide from about 0.01 to about 5.0 weight percent of theoretical elemental zinc and a sufficient amount of a water soluble inorganic ionic fluoride salt selected from the group consisting of ammonium fluoride, alkali metal fluoride, tin fluoride and mixtures thereof to provide from about 25 to about 15000 parts per million of available fluoride ion.
Claim 18
Dependent Claim 41 words
The mouthwash solution of claim 12 wherein said zinc salt provides from about 0.05 to about 2.0 weight percent of theoretical elemental zinc and said fluoride salt provides from about 100 to about 3000 parts per million of available fluoride ion.
Claim 19
Dependent Claim 41 words
The mouthwash solution of claim 12 wherein said zinc salt provides from about 0.08 to about 1.0 weight percent of theoretical elemental zinc and said fluoride salt provides from about 200 to about 1000 parts per million of available fluoride ion.
Claim 20
Dependent Claim 20 words
The mouthwash solution of claim 14 wherein said zinc salt is zinc salicylate and said fluoride salt is sodium fluoride.
Claim 21
Dependent Claim 127 words
A stable aqueous ethanolic mouthwash solution substantially free of insoluble fluoride precipitants consisting essentially of from about 5 to about 40 percent by weight of ethanol in water and, dissolved therein in simple solution without additional adjuvant to inhibit interaction between zinc ion and fluoride ion, a sufficient amount of an organic zinc salt selected from the group consisting of zinc salicylate, zinc lactate, zinc gluconate and mixtures thereof to provide from about 0.01 to about 5.0 weight percent of theoretical elemental zinc and a sufficient amount of a water soluble inorganic ionic fluoride salt selected from the group consisting of ammonium fluoride, alkali metal fluoride salt, tin fluoride, and mixtures thereof to provide from about 25 to about 15000 parts per million of available fluoride ion.
Claim 22
Dependent Claim 127 words
A stable aqueous ethanolic mouthwash solution substantially free of insoluble fluoride precipitants consisting essentially of from about 5 to about 40 percent by weight of ethanol in water and, dissolved therein in simple solution without additional adjuvant to inhibit interaction between zinc ion and fluoride ion, a sufficient amount of an organic zinc salt selected from the group consisting of zinc salicylate, zinc lactate, zinc gluconate and mixtures thereof to provide from about 0.01 to about 5.0 weight percent of theoretical elemental zinc and a sufficient amount of a water soluble inorganic ionic fluoride salt selected from the group consisting of ammonium fluoride, alkali metal fluoride salt, tin fluoride, and mixtures thereof to provide from about 25 to about 15000 parts per million of available fluoride ion.
Claim 23
Dependent Claim 41 words
The mouthwash solution of claim 16 wherein said zinc salt provides from about 0.05 to about 2.0 weight percent of theoretical elemental zinc and said fluoride salt provides from about 100 to about 3000 parts per million of available fluoride ion.
Claim 24
Dependent Claim 41 words
The mouthwash solution of claim 16 wherein said zinc salt provides from about 0.08 to about 1.0 weight percent of theoretical elemental zinc and said fluoride salt provides from about 200 to about 1000 parts per million of available fluoride ion.
Claim 25
Dependent Claim 20 words
The mouthwash solution of claim 18 wherein said zinc salt is zinc salicylate and said fluoride salt is sodium fluoride.
Claim 26
Dependent Claim 59 words
A mouthwash composition consisting of the following formulation or equivalent thereof: ______________________________________ Zinc salicylate 5.52 g Sodium fluoride 0.5 g Alcohol U.S.P. 52.6 ml Glycerin 20.0 g Pluronic F-127 10.0 g Cinnamaldehyde 0.9 ml Tween 80 1.0 g Saccharin insoluble 0.5 g Menthol-L--natural 0.38 g Clove oil 0.14 g Colorant 0.003 g Distilled water, to make 1000.00 ml ______________________________________
Claim 27
Dependent Claim 59 words
A mouthwash composition consisting of the following formulation or equivalent thereof: ______________________________________ Zinc salicylate 5.52 g Sodium fluoride 0.5 g Alcohol U.S.P. 52.6 ml Glycerin 20.0 g Pluronic F-127 10.0 g Cinnamaldehyde 0.9 ml Tween 80 1.0 g Saccharin insoluble 0.5 g Menthol-L--natural 0.38 g Clove oil 0.14 g Colorant 0.003 g Distilled water, to make 1000.00 ml ______________________________________

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) 1987-09-04 1988-03-05 1988-09-04 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1991-09-04 1992-03-05 1992-09-04 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1995-09-04 1996-03-05 1996-09-04 $7700.00 Window Closed / Lapsed

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