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.:
Date of Patent:
Jun. 08, 2021
Filed:
Sep. 06, 2019
Applicant:
Apple Inc., Cupertino, CA (US);
Inventors:
James A. Curran, Sunnyvale, CA (US);
Todd S. Mintz, San Jose, CA (US);
Daniel T. McDonald, San Jose, CA (US);
Assignee:
APPLE INC., Cupertino, CA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C25D 11/24 (2006.01); C25D 11/26 (2006.01); H05K 5/00 (2006.01); H05K 5/04 (2006.01); H05K 5/06 (2006.01);
U.S. Cl.
CPC ...
H05K 5/04 (2013.01); C25D 11/246 (2013.01); C25D 11/26 (2013.01); H05K 5/0086 (2013.01); H05K 5/069 (2013.01);
Abstract
This application relates to a method for forming an enclosure for a portable electronic device. The enclosure includes a metal substrate having a first b* value. The method includes forming an anodized layer that overlays and is formed from the metal substrate, wherein the anodized layer has a second b* value that is no greater than 0.3 of the first b* value and no less than 0.3 less than the first *b value.