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Maximum of 4 search terms per field
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Maximum of 21 search terms and 20 operators per mask
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Search terms in the abstract
must be in English
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When combining search fields the default operator
is AND
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Truncation
limitations
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It is not possible to search within date ranges
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Characters such as apostrophe, slash and hyphen are not recognised. Please use blanks instead
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Not all documents have English abstracts, titles, European classification
or international classifications
(check coverage)
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Different search mask depending on the database you choose to search in
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Maximum of 500 matching documents listed 10 at a time in extended format or 20 at a time in compact format
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Cannot display full document or print all pages in one go
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Maximum of 20 documents stored in "my patents list" for 30 days
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It is not possible to store XP documents in "my patents list"
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It is not possible to retrieve an XP document by the name of the author or to limit a search to XP documents only
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No statistical analysis possible
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No search history provided
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