Patent attorneys and agents in Bartlett, IL

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

• John W. Harbst — Patent attorney, Reg. No. 28018, Law Office Of John W Harbst
• Amin S. Khan — Patent agent, Reg. No. 55802
• Andrea Alaine F. Yu — Patent agent, Reg. No. 62359