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  1. Trademarks | USPTO

  2. What is a trademark? | USPTO

  3. Trademark Law of the People’s Republic of China

  4. Laws & Regulations | USPTO - United States Patent and Trademark Office

  5. United States trademark law - Wikipedia

  6. What Is A Trademark? Everything You Need To Know

  7. trademark | Wex Legal Dictionary / Encyclopedia | LII / Legal ...

  8. Trademark Law | Intellectual Property Law Center - Justia

  9. Trademark Law Research Guide - Georgetown University

  10. Trademark Law - Coursera