Zachary S. Wiersma
Patent attorney, USPTO registration number 77808, status Active.
- Firm
- Armstrong Teasdale LLP
- Location
- St. Louis, MO
- On the USPTO roster since
- November 2021
Zachary S. Wiersma is a USPTO-registered patent attorney (registration number 77808) at Armstrong Teasdale LLP, in St. Louis, MO. The registration is active on the current USPTO roster, and Zachary S. Wiersma has been listed on the roster since November 2021.
Armstrong Teasdale LLP has 56 registered patent practitioners on the roster (46 patent attorneys and 10 patent agents), so Zachary S. Wiersma works alongside 55 other registered practitioners there.
St. Louis, MO has 221 registered patent practitioners in all: 187 patent attorneys and 34 patent agents.
Other registered practitioners in St. Louis, MO
- Douglas A. Robinson — Patent attorney, Reg. No. 59703, Harness, Dickey & Pierce, PLC
- David A. Roodman — Patent attorney, Reg. No. 35663, Bryan Cave LLP
- Michael Joseph Roth — Patent attorney, Reg. No. 29342, Agricultural Intellectual Property Law & Policy
- Herman Frederick Rusche — Patent attorney, Reg. No. 45061, Husche Blackwell LLP
- Kimberly A. Sahu — Patent attorney, Reg. No. 73797, Heck Law Group LLC
- David M. Schatz — Patent attorney, Reg. No. 48325, ESCO Technologies Inc.
- Sydney E. Schein — Patent agent, Reg. No. 76460
- Michael J. Schellhous — Patent agent, Reg. No. 79433
All patent attorneys and agents in St. Louis, MO
Patent firms in Missouri · Practitioners by state
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