Web Scraping API

Patent Search & Analysis API

Collect patent filing records, claim text, inventor and assignee metadata, citation networks, and prosecution history from public patent databases for IP intelligence and competitive analysis.

3.5M+ Patent applications filed globally per year$1.2B by 2028 Patent analytics market size4,000+ IP litigation cases annually (US)

How It Works

1

Query patent databases

Submit search queries against public patent portals to retrieve result listings by keyword, IPC class, or assignee.

2

Extract patent metadata

Pull patent number, title, abstract, claims, inventors, assignee, filing date, and citation references.

3

Build IP intelligence datasets

Aggregate data to map competitive patent landscapes, identify technology clusters, and track assignee filings.

Quick Start

cURL
curl -X POST https://alterlab.io/api/v1/scrape \
  -H "X-API-Key: YOUR_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "url": "https://patents.google.com/patent/US11234567B2/en",
    "extract": {
      "title": "string",
      "abstract": "string",
      "inventors": "string[]",
      "assignee": "string",
      "filing_date": "string",
      "citations": "string[]"
    }
  }'

Need an API key? Sign up free — no credit card required.

Related Data Extraction Guides

Related Use Cases

Frequently Asked Questions

Responsible Use

AlterLab is designed for extracting publicly available data. Always review the terms of service for any website you access, respect robots.txt directives, and ensure your use case complies with applicable laws in your jurisdiction.

Your first scrape.
Sixty seconds.

$1 free balance. No credit card. No SDK.Just a POST request.

terminal
curl -X POST https://api.alterlab.io/v1/scrape \
-H "X-API-Key: YOUR_KEY" \
-H "Content-Type: application/json" \
-d '{"url": "https://example.com", "formats": ["markdown"]}'

No credit card required · Up to 5,000 free scrapes · Balance never expire

    Web Scraping API for Patent Search & Analysis | AlterLab | AlterLab