Invention Grant
- Patent Title: Toothbrush comprising asymmetrically oriented tufts of bristles
- Patent Title (中): 牙刷包括不对称定向的刷毛簇
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Application No.: US13817310Application Date: 2011-03-09
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Publication No.: US09572417B2Publication Date: 2017-02-21
- Inventor: Walter Hess , Patrik Steinmann
- Applicant: Walter Hess , Patrik Steinmann
- Applicant Address: CH Triengen
- Assignee: TRISA HOLDING AG
- Current Assignee: TRISA HOLDING AG
- Current Assignee Address: CH Triengen
- Agency: Oliff PLC
- Priority: EP10008599 20100818
- International Application: PCT/EP2011/001144 WO 20110309
- International Announcement: WO2012/022385 WO 20120223
- Main IPC: A46B9/04
- IPC: A46B9/04 ; A46B3/16 ; A46D3/00 ; A46B9/02 ; A46D3/04

Abstract:
The invention concerns a toothbrush with a handle and a bristle-carrying head part, which are connected to each other by a neck part, the head part having a multiplicity of tufts of bristles consisting of bristles. An anchor is oriented at right angles to the longitudinal axis. Two or more tufts of bristles have a bristle tuft half with bristle ends standing up higher in relation to the bristle ends of the other bristle tuft half.
Public/Granted literature
- US20130139339A1 TOOTHBRUSH COMPRISING ASYMMETRICALLY ORIENTED TUFTS OF BRISTLES Public/Granted day:2013-06-06
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