Trademark FAQs - related questions & answers

Question: How do I find out whether a mark is already registered?

Answer:
You may conduct a search free of charge on the USPTO website using the Trademark Electronic Search System (TESS)

Question: Does the U.S. Patent & Trademark Office have free searchable trademark databases?

Answer:
Yes, the Trademark Electronic Search System (TESS) is available online to perform trademark and servicemark searches.

Question: What is a PTDL (Patent and Trademark Depository Library)?

Answer:
A Patent and Trademark Depository Library (PTDL) is a library which is designated by the U.S. Patent and Trademark Office (USPTO) to receive and house copies of US patents and patent and trademark materials.
 

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