DWPI Markush file, Markush structures
Database Producer

DWPIM is a structure-based database including more than 2.2 million Mar-kush structures from more than 900,000 Derwent World Patents In-dex (DWPI) documents. A total of 33 patent authorities are covered. For US, EP and WO, coverage begins with 1978. Coverage also includes INPI (French patent office) backfile data from 1961-1998.

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Database Summary Sheet: Concise description with all fields, all formats, many examples.

699.11 KB

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