Sijia Liu

Patent agent, USPTO registration number 84344, status Active.

Location

Daly City, CA

On the USPTO roster since

April 2026

Sijia Liu is a USPTO-registered patent agent (registration number 84344), in Daly City, CA. The registration is active on the current USPTO roster, and Sijia Liu has been listed on the roster since April 2026.

Daly City, CA has 6 registered patent practitioners in all: 3 patent attorneys and 3 patent agents.

Other registered practitioners in Daly City, CA

• Lucas Shen-Lun Chang — Patent attorney, Reg. No. 36102, Morgan Lewis & Bockius LLP
• Diana Chen — Patent attorney, Reg. No. 56947, PaxVax, Inc.
• Ronald M. Pomerenke — Patent attorney, Reg. No. 43009, Vierra Magen Marcus LLP

All patent attorneys and agents in Daly City, CA

Patent firms in California · Practitioners by state

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