COSMETIC FINISH FOR ALUMINUM ALLOYS

Organization Name

apple inc.

Inventor(s)

Zechariah D. Feinberg of Austin TX (US)

Wai Man Raymund Kwok of Hong Kong (HK)

Lee E. Hooton of Massapequa NY (US)

James A. Curran of Sunnyvale CA (US)

Elizabeth Nicometo of Cupertino CA (US)

Brian S. Tryon of Redwood City CA (US)

Isabel Yang of San Jose CA (US)

Shinjita Acharya of Sunnyvale CA (US)

COSMETIC FINISH FOR ALUMINUM ALLOYS

This abstract first appeared for US patent application 20250011914 titled 'COSMETIC FINISH FOR ALUMINUM ALLOYS

Original Abstract Submitted

non-cosmetic quality aluminum substrates are given a cosmetic finish by applying a pvd coating to the substrate. an enclosure for an electronic device can include an aluminum substrate including a 6000 series aluminum or 7000 series aluminum, a pvd coating disposed on the substrate, and a protective underlayer disposed between the aluminum substrate and the pvd coating.