Sky News Australia | Beyonce and Jay-Z denied Blue Ivy trademark Sky News Australia Beyonce Knowles and Jay-Z have lost their attempt to trademark the name of their daughter Blue Ivy, and small wedding-planning company Blue Ivy Events is allowed to continue to operate under the title. The couple filed an application with the US Patent and ... A small company beats Beyonce and Jay-Z Jay-Z and Beyonce lose Blue Ivy trademark case Boston Business, Not Beyonce, Gets 'Blue Ivy' Trademark |

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