8 June 2020PatentsSarah Morgan

Tiffany sued over colour-changing jewellery

A Thailand-based jeweller has accused  Tiffany & Co of infringing its colour-changing stone-setting patent in a lawsuit filed late last week.

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More on this story

15 January 2020   The UK Intellectual Property Office has sided with jewellery retailer Tiffany & Co and agreed to halt the registration of a beautician’s trademark.
11 September 2019   Luxury fashion brand Tiffany has sued the operators of dozens of alleged cybersquatting websites that it says are selling counterfeit goods.
18 August 2020   A US federal appeals court has cancelled a $21 million trademark win for Tiffany over Costco, and sent the case back for trial.