William B. Johnston

Patent agent, USPTO registration number 81516, status Active.

Location

Carthage, MS

On the USPTO roster since

February 2024

William B. Johnston is a USPTO-registered patent agent (registration number 81516), in Carthage, MS. The registration is active on the current USPTO roster, and William B. Johnston has been listed on the roster since February 2024.

Patent firms in Mississippi · Practitioners by state

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