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[patent_doc_number] => 20150048338
[patent_country] => US
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[patent_issue_date] => 2015-02-19
[patent_title] => 'LIGHT-EMITTING MATERIAL, AND ORGANIC LIGHT-EMITTING ELEMENT'
[patent_app_type] => utility
[patent_app_number] => 14/383971
[patent_app_country] => US
[patent_app_date] => 2013-03-07
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[pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 14383971
[rel_patent_id] =>[rel_patent_doc_number] =>) 14/383971 | Light-emitting material, and organic light-emitting element | Mar 6, 2013 | Issued |