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Phosphorescent tetradentate metal complexes having modified emission spectra

  • US 9,899,614 B2
  • Filed: 08/21/2014
  • Issued: 02/20/2018
  • Est. Priority Date: 06/10/2013
  • Status: Active Grant
First Claim
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1. A composition comprising one or more of the compounds selected from:

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