Husch Blackwell Sanders Welsh & Katz

2 registered patent practitioners: 2 patent attorneys and 0 patent agents, Chicago, IL.

• Paul M. Vargo — Patent attorney, Reg. No. 29116, Husch Blackwell Sanders Welsh & Katz
• Louise T. Walsh — Patent attorney, Reg. No. 45195, Husch Blackwell Sanders Welsh & Katz