Patent · US Active

Dental impression tray

US8449294B2 · kind B2 · utility

3Cited by

8References

18Claims

0Family size

Assignee

3M INNOVATIVE PROPERTIES COMPANY · US

Inventors

Jens Gramann · Bogen, DE
Robert Oppolzer · Kaufbeuren, DE
Ingo Wagner · Herrsching am Ammersee, DE
Urs Mahnel · Bad Tölz, DE

Key dates

Filing date	Sep 20, 2007
Grant date	May 28, 2013
Priority date	—
Expiry date	Sep 20, 2027

Classification

Technology area (CPC A)Human Necessities
CPC primaryA61C9/0006
WIPO fieldMedical technology
WIPO sectorInstruments

Abstract

A dental impression tray is provided having a wall including at least one retaining element. The retaining element at least partially overhangs an associated passageway, wherein the passageway extends between first and second wall surfaces that face in different directions Further, methods and molds to form a dental impression tray according to the invention are provided and a kit including a plurality of such dental impression tray.

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