EP1284714B1 — Tooth whitening composition
Assigned to Dentsply Sirona Inc · Expires 2008-10-22 · 18y expired
What this patent protects
A dental tooth whitening material sets to a rubber-like or elastomeric yet fluid consistency. The material includes hydrogen peroxide. A method of whitening teeth employs such a material by placing it into a dental tray or by placing the material directly onto a tooth. Once the m…
USPTO Abstract
A dental tooth whitening material sets to a rubber-like or elastomeric yet fluid consistency. The material includes hydrogen peroxide. A method of whitening teeth employs such a material by placing it into a dental tray or by placing the material directly onto a tooth. Once the material has set to its solid or semi-solid yet fluid consistency, the dental tray, if employed, can be left in place or removed.
Drugs covered by this patent
Bibliographic data sourced from FDA Orange Book + USPTO public records. Plain-English summary generated by AI grounded in source text. Patent term extensions (PTR, SPC, pediatric) may shift the effective expiry. Not legal advice.
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