Laser marking process

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO RE48765
SERIAL NO

16359770

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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A manufacturing method for sapphire crystal material is disclosed, including a laser-etched bar code formed into the interior of the sapphire crystal material. The laser-etched bar code may be associated with one or more manufacturing parameters or other manufacturing data. The sapphire crystal may be used to create a cover sheet for use with a display screen of a portable electronic device.

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Patent Owner(s)

Patent OwnerAddress
APPLE INCCALIFORNIA USA CALIFORNIA

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Li, Michael M San Jose, US 13 67
Memering, Dale N Langhorne, US 97 1395

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