Apparatus and methods for treating root canals of teeth
US-2016367346-A1 · Dec 22, 2016 · US
Compositions for endodontic instruments
US9023917B2 · US · B2
| Field | Value |
|---|---|
| Publication number | US-9023917-B2 |
| Application number | US-201113045744-A |
| Country | US |
| Kind code | B2 |
| Filing date | Mar 11, 2011 |
| Priority date | Mar 16, 2010 |
| Publication date | May 5, 2015 |
| Grant date | May 5, 2015 |
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Abstract
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A carrier composition for filling a tooth root canal, comprising a cross-linkable material.
First claim
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The invention claimed is: 1. A carrier composition for filling a tooth root canal, comprising about 1% to about 25% a thermoset material, the thermoset material being cis 1-4 polyisoprene; a curing agent; about 25% to about 45% a radiopacifier, the radiopacifier having an average particle size of about 1.25 microns to about 2 microns; about 0.05% to about 50% a filler; and about 0.5 to about 15% an elastomer; wherein cis 1-4 polyisoprene to the elastomer is present in a…
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Frequently asked questions
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- What does patent US9023917B2 cover?
- A carrier composition for filling a tooth root canal, comprising a cross-linkable material.
- Who is the assignee on this patent?
- Berger Todd, Dentsply Int Inc
- What technology area does this patent fall under?
- Primary CPC classification A61C5/50. Mapped technology areas include Human Necessities.
- When was this patent published?
- Publication date Tue May 05 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).