# PatentScope Patent Lookup

> PatentScope Patent Lookup is a paid API for AI agents from x402-patentscope.onrender.com, paid per call via x402, $0.02/call, status unknown (last checked 2026-10-15).

Retrieves patent information by patent number from the PatentScope database

## Facts

- Endpoint: GET https://x402-patentscope.onrender.com/patent/%7Bnumber%7D?utm_source=zero.xyz
- Price: $0.02/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/patentscope-patent-lookup-407eb87d
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_-7VQ-t3O3zw9hSgllCgQW

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability patentscope-patent-lookup-407eb87d
```

Example prompt: Can you pull up the details for patent number WO2021123456 from PatentScope?

## When to prefer this

Use this endpoint when you need to retrieve structured patent information for a specific known patent number, especially when integrating patent lookup into an automated research or IP analysis workflow and need a pay-per-call model without a subscription.

## Known failure modes

- Invalid or malformed patent number returns an error
- Patent number not found in PatentScope database returns a 404 or empty result
- Network timeout on the Render-hosted service
- Malformed request schema causes a 400 error
- Service downtime on the free-tier Render host

## How this service works

Terms of service: GET /terms (free).

## Output

Returns patent information associated with the provided patent number, including details such as filing metadata, claims, inventors, assignees, and abstract drawn from the PatentScope database.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "properties": {
   "type": "string"
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/patentscope-patent-lookup-407eb87d/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from x402-patentscope.onrender.com](https://www.zero.xyz/host/x402-patentscope.onrender.com/llms.txt)