Daniel T. O'brien

Patent attorney, USPTO registration number 61713, status Active.

Location

Dallas, TX

On the USPTO roster since

October 2009

Daniel T. O'brien is a USPTO-registered patent attorney (registration number 61713), in Dallas, TX. The registration is active on the current USPTO roster, and Daniel T. O'brien has been listed on the roster since October 2009.

Dallas, TX has 746 registered patent practitioners in all: 611 patent attorneys and 111 patent agents.

Other registered practitioners in Dallas, TX

• Tung T. Nguyen — Patent attorney, Reg. No. 42935, Sidley Austin LLP
• Xuan-Thao N. Nguyen — Patent attorney, Reg. No. 42035, SMU Dedman School of Law
• Michael A. Q. Nguyen — Patent attorney, Reg. No. 79673, Perkins Coie LLP
• Hao Ni — Patent attorney, Reg. No. 53858, Ni, Wang & Massand, PLLC
• Julie M. Nickols — Patent attorney, Reg. No. 50826, Haynes And Boone LLP
• Benjamin E. Nise — Patent attorney, Reg. No. 55500, Slater & Matsil LLP
• Dale B. Nixon — Patent attorney, Reg. No. 28454, Dale Nixon Law
• Yu Noda — Patent agent, Reg. No. 80939, Slater Matsil LLP

All patent attorneys and agents in Dallas, TX

Patent firms in Texas · Practitioners by state

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