Dental prosthesis

US6126732A · kind A · utility

Assignee

• DENTSPLY DETREY GMBH · DE

Inventors

• Carmen Hofmann · Ottobeuren, DE
• Ludwig Gauckler · Schaffhausen, CH
• Gerhard Bayer · Raglan, AU
• Martin E. Hofmann · Ottobeuren, DE
• Atef Malash
• Peter Scharer · Zürich, CH
• Heinz Luthy · Neuchâtel, CH
• Klaus Krumbholz · Langen, DE
• Wigbert Hauner · Langen, DE
• Hansjorg Janssen · Frankfurt am Main, DE
• Ralf Janda · Bad Homburg vor der Höhe, DE

Key dates

• Filing date: May 12, 1999
• Grant date: Oct 3, 2000
• Expiry date: May 12, 2019

Classification

• Technology area (CPC C): Chemistry; Metallurgy
• CPC primary: C04B35/645
• WIPO field: Pharmaceuticals
• WIPO sector: Chemistry

Abstract

A shaped, high-strength dental ceramic prothesis is made by pressing a molding composition comprising about 1-50 wt % glass particles and about 50-99 wt % ceramic particles to form a ceramic frame, veneering the frame and firing the coated frame.