Vivien Chen Nielsen

Patent attorney, USPTO registration number 62514, status Active.

Firm
Astellas US LLC
Location
Northbrook, IL
On the USPTO roster since
October 2009

Vivien Chen Nielsen is a USPTO-registered patent attorney (registration number 62514) at Astellas US LLC, in Northbrook, IL. The registration is active on the current USPTO roster, and Vivien Chen Nielsen has been listed on the roster since October 2009.

Astellas US LLC has 5 registered patent practitioners on the roster (3 patent attorneys and 2 patent agents), so Vivien Chen Nielsen works alongside 4 other registered practitioners there.

Northbrook, IL has 28 registered patent practitioners in all: 21 patent attorneys and 7 patent agents.

Other registered practitioners in Northbrook, IL

All patent attorneys and agents in Northbrook, IL

Patent firms in Illinois · Practitioners by state

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