Invention Grant
- Patent Title: Laser bleach marking of an anodized surface
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Application No.: US15630594Application Date: 2017-06-22
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Publication No.: US10099506B2Publication Date: 2018-10-16
- Inventor: Matthew D. Walker , Duy P. Le , Burak Metin , Junjie Xu , Ming Li
- Applicant: Apple Inc.
- Applicant Address: US CA Cupertino
- Assignee: APPLE INC.
- Current Assignee: APPLE INC.
- Current Assignee Address: US CA Cupertino
- Agency: Dorsey & Whitney LLP
- Priority: WOPCT/CN2016/098170 20160906
- Main IPC: H04B1/03
- IPC: H04B1/03 ; B44C1/22 ; B23K26/362 ; B23K26/40 ; C25D11/24 ; H04B1/3888 ; B23K103/10 ; B23K103/16 ; B23K101/34

Abstract:
A deep black housing for a handheld electronic device is disclosed having one or more high resolution, bleached markings. The bleached markings are significantly lighter than the housing and exhibit a smooth appearance. Methods for preparing a housing having the finish and markings are also disclosed, including housings for use in mobile phones.
Public/Granted literature
- US20180065402A1 LASER BLEACH MARKING OF AN ANODIZED SURFACE Public/Granted day:2018-03-08
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