Billy Y. Lau

Patent agent, USPTO registration number 40248, status Active.

Location

Walnut, CA

On the USPTO roster since

before May 2006

Billy Y. Lau is a USPTO-registered patent agent (registration number 40248), in Walnut, CA. The registration is active on the current USPTO roster, and Billy Y. Lau has been listed on the roster since before May 2006.

Walnut, CA has 8 registered patent practitioners in all: 2 patent attorneys and 6 patent agents.

Other registered practitioners in Walnut, CA

• David Sangchoon Park — Patent attorney, Reg. No. 52094, Haynes And Boone LLP

All patent attorneys and agents in Walnut, CA

Patent firms in California · Practitioners by state

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