Patent attorneys and agents in Holyoke, MA

3 USPTO-registered patent practitioners: 2 patent attorneys and 1 patent agents.

• John M. Buchanan — Patent attorney, Reg. No. 44571, Cantor Colburn LLP
• Stanton Edward Collier — Patent attorney, Reg. No. 30134, Act-On-Technology Law Office
• Stephen V. O'brien — Patent agent, Reg. No. 33269