Invention Grant
- Patent Title: Makeup brush
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Application No.: US16625489Application Date: 2018-07-27
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Publication No.: US11406175B2Publication Date: 2022-08-09
- Inventor: Kazushi Matsuura , Motoki Takata , Miyako Okamoto , Ai Nieda , Mika Itou
- Applicant: SHISEIDO COMPANY, LTD.
- Applicant Address: JP Tokyo
- Assignee: SHISEIDO COMPANY, LTD.
- Current Assignee: SHISEIDO COMPANY, LTD.
- Current Assignee Address: JP Tokyo
- Agency: Rankin, Hill & Clark LLP
- Priority: JPJP2017-147390 20170731
- International Application: PCT/JP2018/028264 WO 20180727
- International Announcement: WO2019/026793 WO 20190207
- Main IPC: A46B9/02
- IPC: A46B9/02 ; A45D33/36

Abstract:
[Problem] This invention provides a makeup brush that not only enables easy application of cosmetics such as blushers and eyeshadows while creating gradations, but also achieves a beautiful finish, without requiring special makeup techniques.
[Solution] A makeup brush 1, wherein an upper opening portion 2a of a cylindrical member 2 is formed into an arc shape having a predetermined width when planarly viewed, and a tip surface 3a of a brush 3 that is formed by tips of bristles extending upward from the upper opening portion of the cylindrical member is a composite curved surface having a first protruding curved surface 6 that is formed in such a manner that a length of brush bristles becomes gradually longer from an inner curved surface 4 having the arc shape toward an outer curved surface 5 having the arc shape, and a second protruding curved surface 7 that is formed in such a manner that the length of the brush bristles gradually changes along a length direction of the arc shape and that the brush bristles are the longest at approximately a central portion.
[Solution] A makeup brush 1, wherein an upper opening portion 2a of a cylindrical member 2 is formed into an arc shape having a predetermined width when planarly viewed, and a tip surface 3a of a brush 3 that is formed by tips of bristles extending upward from the upper opening portion of the cylindrical member is a composite curved surface having a first protruding curved surface 6 that is formed in such a manner that a length of brush bristles becomes gradually longer from an inner curved surface 4 having the arc shape toward an outer curved surface 5 having the arc shape, and a second protruding curved surface 7 that is formed in such a manner that the length of the brush bristles gradually changes along a length direction of the arc shape and that the brush bristles are the longest at approximately a central portion.
Public/Granted literature
- US20210353040A1 MAKEUP BRUSH Public/Granted day:2021-11-18
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