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. 07, 2013
Filed:
Aug. 10, 2010
Christian Stief, Frankfurt am Main, DE;
Martin Haas, Frankfurt am Main, DE;
Jens Stoerkel, Frankfurt am Main, DE;
Florian Stich, Weinheim, DE;
Ulrich Pfeifer, Muenzenberg, DE;
Christian Stief, Frankfurt am Main, DE;
Martin Haas, Frankfurt am Main, DE;
Jens Stoerkel, Frankfurt am Main, DE;
Florian Stich, Weinheim, DE;
Ulrich Pfeifer, Muenzenberg, DE;
BRAUN GmbH, Kronberg, DE;
Abstract
A toothbrush having a handle portion and a neck portion connecting the handle portion with a head. The head has a brushing side and a rear side. The brushing side includes a plurality of bristle tufts for cleaning the teeth. The tufts are attachable in the head through tufting apertures, with each tufting aperture being assigned a blind-end hole having sidewalls and a bottom. The cross-sectional area of the head between a first bottom and the rear side differing from a cross-sectional area of the head between a second bottom and the rear side. The first bottom and the second bottom are arranged in the head in such a way that the minimum distance between the first bottom and the rear side as well as the minimum distance between the second bottom and the rear side are each in the range of between about 0.5 and about 2.5 mm.