Stephen V. O'brien

Patent agent, USPTO registration number 33269, status Active.

Location

Holyoke, MA

On the USPTO roster since

before May 2006

Stephen V. O'brien is a USPTO-registered patent agent (registration number 33269), in Holyoke, MA. The registration is active on the current USPTO roster, and Stephen V. O'brien has been listed on the roster since before May 2006.

Holyoke, MA has 3 registered patent practitioners in all: 2 patent attorneys and 1 patent agent.

Other registered practitioners in Holyoke, MA

• John M. Buchanan — Patent attorney, Reg. No. 44571, Cantor Colburn LLP
• Stanton Edward Collier — Patent attorney, Reg. No. 30134, Act-On-Technology Law Office

All patent attorneys and agents in Holyoke, MA

Patent firms in Massachusetts · Practitioners by state

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