Tooth surface treatment agent

US6752989B1 · kind B1 · utility

Assignee

• 3M ESPE AG · DE

Inventors

• Ingo Häberlein · Weilheim, DE
• Thomas Luchterhandt · Pleidelsheim, DE
• Reinhold Hecht · Kaufering, DE
• Oliver Frey · Gauting, DE

Key dates

• Filing date: Jan 15, 2002
• Grant date: Jun 22, 2004
• Expiry date: Jul 21, 2022

Classification

• Technology area (CPC A): Human Necessities
• CPC primary: A61K6/40
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

The invention concerns surface treatment agents for hard tissue, including at least one enzyme and an agent inhibiting the enzyme activity, whereby the surface treatment agent remains on the hard tissue during the application.