- Provides comprehensive, international overview of inventions (1963–) in three categories: chemical, electrical/electronic & mechanical engineering. Includes full text.
- Merges Derwent World Patents & Patents Citation Indexes.
- Dates: 1960's (or 70's) to present depending on subject.
- Scope: 14.3+ million inventions from more than 40 worldwide patent issuing authorities.
- Content type: Citations and abstracts to patents with links to original documents in full text.
- Special Features: Allows searching of older patents which are cited by a given document, or later ones which cite it. Includes professionally written, independent, detailed titles and abstracts and DWPI class codes.
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