David L. Hedden

Patent attorney, USPTO registration number 29388, status Active.

Firm

Ashland INC

Location

Westerville, OH

On the USPTO roster since

before May 2006

David L. Hedden is a USPTO-registered patent attorney (registration number 29388) at Ashland INC, in Westerville, OH. The registration is active on the current USPTO roster, and David L. Hedden has been listed on the roster since before May 2006.

Ashland INC has 4 registered patent practitioners on the roster (3 patent attorneys and 1 patent agent), so David L. Hedden works alongside 3 other registered practitioners there.

Westerville, OH has 7 registered patent practitioners in all: 6 patent attorneys and 1 patent agent.

Other registered practitioners in Westerville, OH

• Matthew P. Banks — Patent attorney, Reg. No. 79530, Banks Law, LLC
• Tonya Yvette Brady — Patent attorney, Reg. No. 56509
• Kathryn W. Grant — Patent agent, Reg. No. 33238
• Michael J. Messina — Patent attorney, Reg. No. 41994
• William J. Winter — Patent attorney, Reg. No. 36060, Ross Products Div Abbott Laboratories
• Justin B. Wise — Patent attorney, Reg. No. 80430

All patent attorneys and agents in Westerville, OH

Patent firms in Ohio · Practitioners by state

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