X402 · Patents

Search granted U.S. patents by keyword title or assignee (company). Returns patent ID, title, abstract snippet, CPC classification, and grant date. Pay 0.001 USDC on Base.

price

0.0010 USDC

rail

Base

facilitator

OMNIGATE

method

GET

endpoint https://mcp-x402.onrender.com/x402/patents

payTo 0x5bbd32e0478e49a7540ef2d760e0b0f9aa6328b2

asset 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913

indexed 2026-10-25T20:10:49.000Z

Live 402 challenge

Hits the real endpoint without paying and shows exactly what it demands. Nothing is charged.

Pay from your agent

import { wrapFetchWithPayment } from "@x402/fetch";
import { ExactEvmScheme } from "@x402/evm";
import { privateKeyToAccount } from "viem/accounts";

const signer = privateKeyToAccount(process.env.BUYER_PRIVATE_KEY);
const pay = wrapFetchWithPayment(fetch, { schemes: [{ network: "eip155:8453", client: new ExactEvmScheme(signer) }] });

const res = await pay("https://mcp-x402.onrender.com/x402/patents", { method: "GET" });
console.log(await res.json(), res.headers.get("PAYMENT-RESPONSE"));

Example input

{
  "query": "machine learning",
  "assignee": "Apple Inc",
  "limit": 10
}

Example output

{
  "source": "crossref/openalex (PatentsView JSON API retired)",
  "query": {
    "query": "cancer",
    "assignee": "Apple Inc."
  },
  "total_found": 10,
  "returned": 10,
  "patents": [
    {
      "patent_id": "10.5040/9798400613692.ch-008",
      "patent_title": "Apple Leadership",
      "patent_date": "2008",
      "assignee_organization": "Greenwood Publishing Group, Inc",
      "type": "other",
      "source": "crossref"
    },
    {
      "patent_id": "10.62973/20-094",
      "patent_title": "Indoor Mapping Data Format",
      "patent_date": "",
      "assignee_organization": "Open Geospatial Consortium, Inc.",
      "type": "standard",
      "source": "crossref"
    }
  ],
  "_disclaimer": "Scholarly/IP-adjacent public metadata. Not a substitute for USPTO legal patent s"
}