X company has to register the mark in USPTO, in order to enforce it here. Before registration, X company cannot use circle R symbol, which indicates federal registration. X company may get a warning from PTO.
回複:關於中國商標、美國商標的問題
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• 謝謝!X公司能否授權美國的Y公司注冊同樣的商標 -商場新手- ♂ (189 bytes) () 04/17/2013 postreply 11:54:47