The 75-year-old has since taken to Twitter and advised that Meghan should have contacted him before applying to use the word “archetypes”.

In view of his 5.2 million followers, he tweeted: “Should have gone to @TM_Wizards,” followed by a laughing face emoji.

The Apprentice star announced his investment in Charting Trade Mark Attorneys, TM Wizards, in December.

Speaking in a promotional video at the time, the entrepreneur said: “Apart from yourself and the people that work for your business, your intellectual property rights are likely to be your most valuable commercial assets.