توضیحات
Derwent Innovations Index (۱۹۶۶-present)
Combines unique value-added patent information indexed from over 50 patent issuing authorities in the Derwent World Patent Index (1963-present) with patent citations indexed from the Derwent Patents Citation Index (1973-present).
- Search across clearly written patent titles and abstracts that highlight the novelty, use, advantage, and claims of each invention.
- Search precisely using international patent classification codes or unique Derwent Class Codes.
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