PatentRef for Claude Code

io.github.patentref/patentref-mcp

PatentsView-compatible US patent API: claim trees, patent briefs and search, grants 1976 to now.

client:Claude Code transport:stdio runtime:pypi

Install PatentRef in Claude Code

run in your project directory

claude mcp add patentref-mcp -e PATENTREF_API_KEY=<PATENTREF_API_KEY> -e PATENTREF_BASE=<PATENTREF_BASE> -- uvx patentref-mcp

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs