David J. Marr

Patent attorney, USPTO registration number 32915, status Active.

Firm
Clark Hill PLC
Location
Chicago, IL
On the USPTO roster since
before May 2006

David J. Marr is a USPTO-registered patent attorney (registration number 32915) at Clark Hill PLC, in Chicago, IL. The registration is active on the current USPTO roster, and David J. Marr has been listed on the roster since before May 2006.

Clark Hill PLC has 12 registered patent practitioners on the roster (12 patent attorneys), so David J. Marr works alongside 11 other registered practitioners there.

Chicago, IL has 1,896 registered patent practitioners in all: 1,537 patent attorneys and 303 patent agents.

Other registered practitioners in Chicago, IL

All patent attorneys and agents in Chicago, IL

Patent firms in Illinois · Practitioners by state

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