John J Barnhardt
U.S. Patent Attorney
Stats
-
organization
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47 years in practice
This is official USPTO record data
Professional Information
- Organization
- Additon Higgins & Pendleton PA
- Title
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Patent Attorney
- Registration #
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28686
- Experience
-
- Years In Practice
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47
- Registered On
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Nov 11, 1977 (As Attorney)
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