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.

Date of Patent:
Jun. 24, 2025

Filed:

Jul. 31, 2020
Applicant:

Hewlett-packard Development Company, L.p., Spring, TX (US);

Inventors:

Chien-Chih Chiu, Taipei, TW;

Hsin-Chien Chu, Taipei, TW;

Kuan-Ting Wu, Taipei, TW;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C25D 11/02 (2006.01); C25D 11/30 (2006.01); G06F 1/16 (2006.01); H05K 5/03 (2006.01);
U.S. Cl.
CPC ...
H05K 5/03 (2013.01); C25D 11/026 (2013.01); C25D 11/30 (2013.01); G06F 1/1656 (2013.01);
Abstract

The present disclosure is drawn to covers for electronic devices. In one example, a cover for an electronic device can include a light metal substrate including a first surface. A first micro-arc oxidation layer may be on the first surface of the light metal substrate, the first micro-arc oxidation layer can include a cationic dye bonded to the first surface via an anionic inorganic bridging compound.


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