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Dentifrice compositions and methods for treating and preventing damage to tooth surfaces
US8980229B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-8980229-B2 |
| Application number | US-200913262003-A |
| Country | US |
| Kind code | B2 |
| Filing date | Apr 1, 2009 |
| Priority date | Apr 1, 2009 |
| Publication date | Mar 17, 2015 |
| Grant date | Mar 17, 2015 |
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Abstract
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The invention encompasses compositions and methods for treating and modifying surfaces of teeth, which compositions include calcium and magnesium containing silicates or silica, cationic polymer modified silica or combinations thereof. The composition when applied to the teeth or a tooth surface deposit on such surfaces to repair acid damaged enamel and prevent further erosion of a tooth surface.
First claim
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What is claimed is: 1. A dentifrice composition comprising an orally acceptable carrier and a cationically modified silica in an amount effective to treat or prevent erosive damage to an enamel surface of a tooth, wherein the cationically modified silica comprises silica covalently bonded to positively charged amino acid, silica covalently bonded to positively charged peptide, or combinations thereof, and wherein the cationically modified silica has a net overall positive charge to…
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Frequently asked questions
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- What does patent US8980229B2 cover?
- The invention encompasses compositions and methods for treating and modifying surfaces of teeth, which compositions include calcium and magnesium containing silicates or silica, cationic polymer modified silica or combinations thereof. The composition when applied to the teeth or a tooth surface deposit on such surfaces to repair acid damaged enamel and prevent further erosion of a tooth surface.
- Who is the assignee on this patent?
- Pilch Shira, Masters James Gerard, Colgate Palmolive Co
- What technology area does this patent fall under?
- Primary CPC classification A61Q11/00. Mapped technology areas include Human Necessities.
- When was this patent published?
- Publication date Tue Mar 17 2015 00:00:00 GMT+0000 (Coordinated Universal Time) (B2). Legal status and post-grant events are not shown on this page.
- What related patents are in patentsdb?
- We list 8 related publications on this page (citations in our corpus or others sharing the same primary CPC).