Patent · US Expired

Dental materials

US6936642B2 · kind B2 · utility

9Cited by

2References

21Claims

0Family size

Assignee

3M ESPE AG · DE

Inventors

Thomas Lehmann · Sinzing, DE
Wolfgang Soglowek · Dießen am Ammersee, DE
Reinhold Hecht · Kaufering, DE

Key dates

Filing date	Dec 15, 2000
Grant date	Aug 30, 2005
Priority date	—
Expiry date	Oct 15, 2021

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61K6/893
WIPO fieldPharmaceuticals
WIPO sectorChemistry

Abstract

The invention relates to compositions containing:

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