The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 28, 2013
Filed:
Sep. 20, 2007
Applicants:
Jens Gramann, Munich, DE;
Robert Oppolzer, Kaufbeuren, DE;
Ingo W. Wagner, Wörthsee, DE;
Urs Mahnel, Bad Tölz, DE;
Inventors:
Jens Gramann, Munich, DE;
Robert Oppolzer, Kaufbeuren, DE;
Ingo W. Wagner, Wörthsee, DE;
Urs Mahnel, Bad Tölz, DE;
Assignee:
3M Innovative Properties Company, Saint Paul, MN (US);
Primary Examiner:
Int. Cl.
CPC ...
A61C 9/00 (2006.01);
U.S. Cl.
CPC ...
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.