FreePatentsOnline is a popular patent search engine: search patents, download patents to your PC, set patent alerts, browse patents by category, and more.
Feature Overview
- Browse patents by category (software, drugs, medical, drugs, finance, etc.).
- View patents by most popular patenting companies (IBM, Canon, HP, etc.)
- Download and Save patents as PDF files.
- Advanced patent Search: Filter results by date range, word stemming on/off, sort patents by chronological order, etc.
- Subscribe to patent RSS feeds by patent category.
- Add FPO patent search to your Google Toolbar.
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