AutoPatentAP

Choosing the Right Countries for Patent Search

2026-06-03

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Start with your primary market: If you plan to manufacture or sell in China, search CNIPA first. For the US market, start with USPTO. For European markets, search EPO. Cover PCT for international applications: WIPO/PCT patents can indicate international filing intent. Search major tech hubs: Japan (JPO), South Korea (KIPO), and Germany (DPMA) are critical for electronics, mechanics, and industrial inventions. Don't overlook emerging markets: India (IPO) and Brazil (INPI) have growing patent activity in software and pharmaceuticals. Pro tip: Use the monthly plan for unlimited multi-country searches — this is the most cost-effective way to conduct comprehensive freedom-to-operate analyses.