US Patent 10689402 Polycyclic aromatic compound and light emission layer-forming composition
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Patent Number
106894020
Date of Patent
June 23, 2020
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155599120
Date Filed
March 2, 2016
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US Patent 10689402 Polycyclic aromatic compound and light emission layer-forming composition
Infobox
Is a
Patent jurisdiction
Patent number
10689402
Date of patent
June 23, 2020
Patent application number
15559912
Date Filed
March 2, 2016
Patent primary examiner
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