米国特許商標庁 (USPTO) 商標_動画 (embedded) vol.18

米国特許商標庁 動画

1.What are the rules covering trademark practitioner recognition, signatures, and declarations?, 1:30:36 米国特許商標庁 動画

Representation, signatures, and ethical issues in trademark cases

2.What happens if my trademark registration is audited?, 58:16

What happens if my trademark registration is audited?
What proof of use in commerce looks like and what happens during the Post Registration Proof of Use Audit Program.

米国特許商標庁
米国商標制度 vol.1
米国商標制度 vol.2

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