David B. Ran

Patent agent, USPTO registration number 38589, status Active.

Firm
Amgen INC.
Location
Seattle, WA
On the USPTO roster since
before May 2006

David B. Ran is a USPTO-registered patent agent (registration number 38589) at Amgen INC., in Seattle, WA. The registration is active on the current USPTO roster, and David B. Ran has been listed on the roster since before May 2006.

Amgen INC. has 60 registered patent practitioners on the roster (51 patent attorneys and 9 patent agents), so David B. Ran works alongside 59 other registered practitioners there.

Seattle, WA has 676 registered patent practitioners in all: 513 patent attorneys and 136 patent agents.

Other registered practitioners in Seattle, WA

All patent attorneys and agents in Seattle, WA

Patent firms in Washington · Practitioners by state

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