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2 Tools of the Trade

3 About Derwent Innovations Index Introduction to the Derwent Innovations Index Derwent Innovations Index is the world'

s most comprehensive database of international patent information, merging the Derwent World Patents Index? with the Derwent Patents Citation Index? . Over

11 million basic inventions and

20 million patents are covered in Derwent Innovations Index, with coverage dating back to 1963. This unique database gives users a comprehensive overview of inventions in the global marketplace in three categories: Chemical, Engineering, and Electrical and Electronic. Every week approximately 25,000 patent documents from more than

40 patent-issuing authorities are reviewed and value enhanced by Derwent'

s patent experts. In addition, every week new cited and citing references are added for approximately 45,000 records from the six major patent-issuing authorities. As part of the ISI Web of KnowledgeSM , Derwent Innovations Index is cross- searchable with other scholarly content (subscribers only) such as: ISI Web of Science? BIOSIS Previews? INSPEC? Derwent Innovations Index will enable you to: Determine the extent to which an invention has been protected internationally;

Search for English language equivalents in order to review patent documents published in an unfamiliar language;

Research technological advances within your field;

Find potential gaps in the market place;

Review the novelty of your company'

s invention;

Trach technological trends within your field;

Keep abreast of licensing opportunities;

and Avoid/watch for patent infringement Derwent Innovations Index

4 More about Derwent Innovations Index Derwent Innovations Index adds value to the patent literature by including: Titles The original patent titles are rewritten to make them more meaningful and easier to understand. This allows companies to quickly identify which patents are important to their work, thus saving time and money by making the best use of resources. Abstracts Derwent'

s subject experts write 250-500 word English abstracts from patent documents issued in over

30 foreign languages, detailing the claims and disclosures of the inventions and highlighting the main uses and advantages of the technology. This means that researchers are able to understand inventions from non-English language sources, such as Japanese. Patent Number Derwent inputs the two-character WIPO country code of the publishing country, followed by the serial number (up to ten characters), and the status code indicating the document type or publication stage. Patent Families Derwent gathers together worldwide patent documents that relate to the same invention. This is provided as a concise Patent Family table representing the global coverage of the invention sought by the patent assignee. Derwent then tracks the development of the patents, indexing all updates received from the various international patent authorities. Derwent Class Codes Derwent categorizes patent documents using a simple classification system for all areas of technology. These classifications provide a uniform and accurate indexing tool that enables you to clarify ambiguous keywords and broaden or narrow your Subject/Keyword searches. Derwent Manual Codes The Derwent Manual Code system is a hierarchical classification system developed by Derwent to enable precise retrieval of chemical and electrical patent technology within the patent data. It is used to indicate the novel technical aspects of an invention and also its applications. Assignee Codes To standardize company names, Derwent assigns a unique four-letter code to approximately 21,000 companies worldwide. Further information is available from the Derwent Web site. Citations Citations to both patent and literature references specified by the Examiners at the patent offices enable users to broaden the scope of their searches. Citations are believed to be relevant prior art (previously used or published technology) and may provide valuable background information on the development and importance of a patent. Tools of the Trade