Use USPTO API with your AI.
Connect your account once and let the AI you already use work with it, without building another integration. Search US patents and trademarks. audit intellectual property via AI.
Developed, maintained, and hosted by Vinkius.
MCP VERIFIED · PRODUCTION READY · VINKIUS GUARANTEED
Waiting for input…
Works with modern AI clients that support MCP, including ChatGPT, Claude, Cursor, and more.
Complete set · 6 capabilities
The complete USPTO API capability set.
These are the exact actions your AI can choose when you ask it to work with USPTO API.
01-03
3 capabilities in this set.
Part of 6 available through USPTO API.
- 01
List patent classes
List all available patent classification codes
- 02
Search trademarks
Search for United States trademarks by keyword
- 03
Get patent details
Get full details for a specific patent number
04-06
3 capabilities in this set.
Part of 6 available through USPTO API.
- 04
Check API status
Check if the USPTO Open Data API is operational
- 05
Get trademark details
Get full details for a specific trademark serial number
- 06
Search patents
Search for United States patents by keyword
Observed, not estimated
825ms average. Fast in production.
USPTO API is checked daily against the live service.
- Fastest day
- 617ms
- Slowest day
- 987ms
- 14-day trend
- Slowing+26%
Connect your client
One URL. Every client.
Activate the Connector, copy your link, and paste it into the client you already use. 6 capabilities arrive ready to run.
Preview access · not provider authentication
The vk_preview_* token belongs to Vinkius preview infrastructure. It lets Claude discover and display the capabilities of USPTO API, so you can see the experience inside your AI.
It does not authenticate your account with USPTO API. Actions requiring credentials or live account data may not run until you activate the Connector and authorize the service.
USPTO API Connector
You're all set. Choose your MCP client and follow the setup instructions.
https://edge.vinkius.com/vk_preview_xd8vEwbRHpElnmcUnFndjmadj659wWs1FXROiUiF/mcpClaude Desktop
Follow the steps below to connect in seconds.
- 1In Claude Desktop, open Settings → Connectors.
- 2Click “Add custom connector” and paste the connector link above as the remote MCP server URL.
- 3Click Add and start a new chat — USPTO API capabilities are ready to use.
{
"mcpServers": {
"uspto-api-mcp": {
"url": "https://edge.vinkius.com/vk_preview_xd8vEwbRHpElnmcUnFndjmadj659wWs1FXROiUiF/mcp"
}
}
}
Claude
ChatGPT
Cursor
VS Code
Windsurf
Claude Code
JetBrains
Cline
Step-by-step instructions for each client are in the guide. How to connect
FAQ
Questions USPTO API owners ask.
- 01
Is an API Key required for USPTO API?
No. The USPTO Open Data API is a public and free service. This server works out of the box without any static credentials required.
- 02
What types of patents can be audited?
You can search for utility, design, and plant patents registered in the United States, as well as patent applications and publications.
- 03
Is trademark image data included?
The API primarily returns text-based metadata. For visual trademark records, your agent will retrieve the official USPTO link to the record where visual data can be viewed.
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