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mcp/harbor
Grok

Trademark search for Grok

com.foreverworks/trademarks

Check whether a name is already a registered or pending trademark in the US or the EU.

client:Grok transport:stdio runtime:npm

Install Trademark search in Grok

.mcp.json (in your project root)

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

{
  "mcpServers": {
    "trademarks": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@foreverworks/mcp-trademarks"
      ],
      "env": {
        "USPTO_TSDR_API_KEY_FILE": "<USPTO_TSDR_API_KEY_FILE>",
        "EUIPO_CLIENT_ID_FILE": "<EUIPO_CLIENT_ID_FILE>",
        "EUIPO_CLIENT_SECRET_FILE": "<EUIPO_CLIENT_SECRET_FILE>"
      }
    }
  }
}

Grok Build reads Claude Code's .mcp.json and Claude Desktop's config unchanged, so a server you have already set up there needs nothing new. The Grok web app and X integration do not take custom servers. Grok docs

Trademark search in other clients

Trademark search MCP server