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To achieve “registered mark” status a trademark owner must file an application for trademark registration according to the guidelines of the United States Patent and Trademark Office (USPTO) and pay the registration fee.

A trademark may be designated by the following symbols:

  • ™ (can be used for an unregistered trademark or a registered trademark)
  • SM (can be used for an unregistered service mark or a registered service mark)
  • ® (can only be used for a registered trademark)

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