patent-analysis-guide

name	patent-analysis-guide
title	Patent Analysis Guide
description	Patent search, classification, landscape analysis, and prior art mining
author	wentorai
author_url	https://github.com/wentorai/research-plugins/tree/main/skills/domains/law/patent-analysis-guide
license	MIT
version	0.1.0
execution_mode	open
jurisdiction	general
practice	ip
language	en

Patent Analysis Guide

A skill for conducting patent research, landscape analysis, and prior art searches. Covers patent database APIs, classification systems, citation network analysis, claim parsing, and technology trend mapping for intellectual property research.

Patent Data Sources

Major Patent Databases

Database	Coverage	API	Cost
USPTO PatentsView	US patents and applications	REST API, bulk download	Free
EPO Open Patent Services	EP, WO, and 100+ offices	REST API (OPS)	Free (throttled)
Google Patents	120M+ documents worldwide	BigQuery (Google Patents Public)	Free (BigQuery costs)
Lens.org	130M+ patent records	REST API	Free for researchers
WIPO PATENTSCOPE	PCT applications + national	REST API	Free

Programmatic Patent Search

import requests
import xml.etree.ElementTree as ET

class EPOClient:
    """Client for the EPO Open Patent Services (OPS) API."""

    BASE_URL = "https://ops.epo.org/3.2/rest-services"

    def __init__(self, consumer_key: str, consumer_secret: str):
        self.token = self._authenticate(consumer_key, consumer_secret)

    def _authenticate(self, key: str, secret: str) -> str:
        import base64
        credentials = base64.b64encode(f"{key}:{secret}".encode()).decode()
        resp = requests.post(
            ,
            headers={: },
            data={: },
        )
         resp.json()[]

     () -> []:
        
        resp = requests.get(
            ,
            headers={: ,
                     : },
            params={: cql_query, : },
        )
         resp.json()