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13 May 2019 The estate of the late singer Prince has filed a 430-page submission to the US Patent and Trademark Office outlining the musician’s association with the colour purple.
21 October 2019 Nestlé USA has taken legal action against Peru Foods, a company which Nestlé has accused of selling grey market panetón cake in the US without authorisation.
24 July 2020 German chocolate maker Ritter Sport has won a long-running trademark dispute against rival Milka over the square shape of its chocolate bars.