Patent · US Active

Reduction of the shrinkage force of tooth fillings

US7604480B2 · kind B2 · utility

2Cited by

7References

2Claims

0Family size

Assignee

HERAEUS KULZER GMBH · DE

Inventors

Andreas Grundler · Dormagen, DE
Marcus Hoffmann · Usingen, DE

Key dates

Filing date	Nov 7, 2006
Grant date	Oct 20, 2009
Priority date	—
Expiry date	May 10, 2027

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K6/887
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

A self-curing or dual-curing, low viscosity composite is used for the fabrication of a dental liner capable of polymerization in 2 stages with 2 curing times and delayed polymerization characteristics that is designed for use at the cavity wall in the form of a thin layer.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.