Johnathan R. Maddox
Patent attorney, USPTO registration number 60027, status Active.
- Firm
- Henson& Efron, P.A.
- Location
- Minneapolis, MN
- On the USPTO roster since
- April 2007
Johnathan R. Maddox is a USPTO-registered patent attorney (registration number 60027) at Henson& Efron, P.A., in Minneapolis, MN. The registration is active on the current USPTO roster, and Johnathan R. Maddox has been listed on the roster since April 2007.
Henson& Efron, P.A. is listed with one registered practitioner on the current roster.
Minneapolis, MN has 708 registered patent practitioners in all: 602 patent attorneys and 95 patent agents.
Other registered practitioners in Minneapolis, MN
- John C. Mcintire — Patent attorney, Reg. No. 67786, Faegre Baker Daniels
- Iain A. Mcintyre — Patent attorney, Reg. No. 40337, Carlson Caspers Vandenburgh Lindquist & Schuman PA
- William F. Mcintyre, Jr — Patent attorney, Reg. No. 44921, Merchant & Gould P.C.
- Beth Linn Mcmahon — Patent attorney, Reg. No. 41987, Medtronic INC
- Grant M. Mcneilly — Patent attorney, Reg. No. 69137, Nelson Mullins LLP
- Bryan J. Mechell — Patent attorney, Reg. No. 69700, Robins Kaplan LLP
- Scott R. Meehan — Patent attorney, Reg. No. 75486, Kelly, Holt & Christenson P.L.L.C
- Ryan P. Meger — Patent attorney, Reg. No. 82188, Billion & Armitage
All patent attorneys and agents in Minneapolis, MN
Patent firms in Minnesota · Practitioners by state
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