PATENTSCOPE

PATENTSCOPE is a free, comprehensive patent database developed and maintained by the World Intellectual Property Organization (WIPO). It offers access to a vast collection of international patent documents, including published PCT applications, patent documents from participating national and regional offices, and non-patent literature. Users can perform searches using various criteria such as keywords, International Patent Classification (IPC) codes, chemical compounds, and more, across multiple languages.

- Access to published International PCT applications in full text on the day of publication - Inclusion of patent documents from participating national and regional offices - Support for searches in multiple languages, including Arabic, Chinese, English, French, German, Japanese, Korean, Portuguese, Russian, and Spanish - Advanced search capabilities with operators like AND, OR, NOT, NEAR, and BEFORE - Cross-lingual information retrieval - Chemical structure search (exact and sub-structure) - Support for "stemming" to recognize words with common roots - Result statistics and analysis tools - WIPO account for saving preferred settings and queries - Authority files for published PCT applications - Side-by-side view of search results