Donald R. Ladwig
Patent attorney, USPTO registration number 61777, status Active.
- Firm
- Engineering Software Research and Development, Inc.
- Location
- St. Louis, MO
- On the USPTO roster since
- October 2009
Donald R. Ladwig is a USPTO-registered patent attorney (registration number 61777) at Engineering Software Research and Development, Inc., in St. Louis, MO. The registration is active on the current USPTO roster, and Donald R. Ladwig has been listed on the roster since October 2009.
Engineering Software Research and Development, Inc. is listed with one registered practitioner on the current roster.
St. Louis, MO has 221 registered patent practitioners in all: 187 patent attorneys and 34 patent agents.
Other registered practitioners in St. Louis, MO
- Matthew T. Carr — Patent agent, Reg. No. 80746, Husch Blackwell LLP
- Kathleen E. Chaffee — Patent agent, Reg. No. 69903, Gates Agricultural Innovations
- Arpana S. Chaudhary — Patent agent, Reg. No. 76585
- Christopher R. Clayton — Patent attorney, Reg. No. 81595, Devlin Law Firm LLC
- Daniel Scott Cohn — Patent attorney, Reg. No. 57476, Blackwell Sanders,LLP
- Jason H. Conway — Patent attorney, Reg. No. 61381, Senniger Powers LLP
- Christine Rebman Cooke — Patent attorney, Reg. No. 50546, MediBeacon Inc.
- Patrick J. Coyle, Jr — Patent attorney, Reg. No. 69937, Armstrong Teasdale LLP
All patent attorneys and agents in St. Louis, MO
Patent firms in Missouri · Practitioners by state
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