Sussex Trademark May be challenged
Plans by the Duke and Duchess of Sussex to trademark their Sussex Royal brand could face an official challenge. A “notice of threatened opposition” was filed with the Intellectual Property Office, giving the complainant a month to lodge a formal objection.That is now being rescinded, after an Australian doctor named in the filing said his details had been used without permission
情報源: Harry and Meghan: Sussex Royal trademark bid challenged – BBC News
Crazy twist in Prince Harry, Meghan Sussex Royal trademark debacle, claims ‘imposter’ sabotaging application
Meghan Markle And Prince Harry File To Trademark Sussex Royal Charity, 2：17 
Meghan Markle And Prince Harry File To Trademark Sussex Royal Charity
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(Sussex Trademark May be challenged)