William M. Chang

Patent attorney, USPTO registration number 61191, status Active.

Firm
Riot Games, Inc.
Location
Los Angeles, CA
On the USPTO roster since
November 2007

William M. Chang is a USPTO-registered patent attorney (registration number 61191) at Riot Games, Inc., in Los Angeles, CA. The registration is active on the current USPTO roster, and William M. Chang has been listed on the roster since November 2007.

Riot Games, Inc. is listed with one registered practitioner on the current roster.

Los Angeles, CA has 669 registered patent practitioners in all: 520 patent attorneys and 135 patent agents.

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