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:
Jan. 04, 2022
Filed:
Mar. 21, 2019
Applicant:
Apple Inc., Cupertino, CA (US);
Inventors:
James A. Curran, Morgan Hill, CA (US);
Rohit G. Puranik, Rochester, NY (US);
Shi Hua Zhang, Wilmington, DE (US);
James A. Dean, Palo Alto, CA (US);
Karin H. Rasmussen, Cupertino, CA (US);
Assignee:
Apple Inc., Cupertino, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25D 11/24 (2006.01); C25D 11/34 (2006.01); C25D 11/14 (2006.01); B32B 15/01 (2006.01);
U.S. Cl.
CPC ...
C25D 11/246 (2013.01); B32B 15/017 (2013.01); C25D 11/14 (2013.01); C25D 11/34 (2013.01); Y10T 428/2462 (2015.01); Y10T 428/31678 (2015.04);
Abstract
This application relates to an enclosure for a portable electronic device. The enclosure includes an aluminum alloy substrate and an anodized layer overlaying and formed from the aluminum alloy substrate, wherein the anodized layer has an external surface that has a concentration of zinc that is between about 3 wt % to about 7 wt %.