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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.:

US 11622617 B1

PDFFull Text
Date of Patent:
Apr. 11, 2023

Filed:

Apr. 26, 2019

Method for producing brushes, in particular interdental brushes, and brush, in particular interdental brush, and product group comprising a plurality of brushes

Applicant:

Trisa Holding Ag, Triengen, CH;

Inventors:

Michael Schär, Egolzwil, CH;

Peter Zurfluh, Alpnach Dorf, CH;

Assignee:

TRISA HOLDING AG, Triengen, CH;

Attorney:

Oliff PLC

Primary Examiner:

Laura C Guidotti

Int. Cl.
CPC ...
A46B 1/00 (2006.01); A46B 5/02 (2006.01); A46B 3/00 (2006.01); A46D 3/00 (2006.01); B29K 21/00 (2006.01); B29K 101/12 (2006.01); B29L 31/42 (2006.01); B29C 45/16 (2006.01); B29C 45/26 (2006.01); B29C 45/27 (2006.01); A46B 9/02 (2006.01); A46B 15/00 (2006.01); B29C 45/14 (2006.01);
U.S. Cl.
CPC ...
A46B 1/00 (2013.01); A46B 3/005 (2013.01); A46B 5/02 (2013.01); A46B 5/026 (2013.01); A46D 3/00 (2013.01); A46B 9/02 (2013.01); A46B 15/0093 (2013.01); A46B 15/0095 (2013.01); A46B 2200/108 (2013.01); B29C 45/14065 (2013.01); B29C 45/1671 (2013.01); B29C 45/1676 (2013.01); B29C 45/2626 (2013.01); B29C 45/2708 (2013.01); B29K 2021/003 (2013.01); B29K 2101/12 (2013.01); B29L 2031/42 (2013.01);
Abstract

The invention relates to a brush, in particular an interdental brush, which comprises a bristle-carrying stem defining a longitudinal direction and having an elongate support core, a bristle area having bristles projecting from the bristle-carrying stem, and a neck element connecting the support core to a handle, wherein the handle, the support core and the neck element are injection moulded integrally from a first plastics component, and wherein a second plastics component in the form of an integral layer and the bristles projecting therefrom is mounted on the support core. The invention also relates to corresponding product groups and to a corresponding method.

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