Xun Liu

Patent agent, USPTO registration number 81172, status Active.

Location

Philadelphia, PA

On the USPTO roster since

February 2024

Xun Liu is a USPTO-registered patent agent (registration number 81172), in Philadelphia, PA. The registration is active on the current USPTO roster, and Xun Liu has been listed on the roster since February 2024.

Philadelphia, PA has 513 registered patent practitioners in all: 377 patent attorneys and 115 patent agents.

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• Jordan A. Sworen — Patent attorney, Reg. No. 72182, Argus Intellectual Enterprise
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All patent attorneys and agents in Philadelphia, PA

Patent firms in Pennsylvania · Practitioners by state

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