Nestlé left with four-fingered problem in quest for Kit Kat trademark, Nestlé

Five years after manufacturer’s initial bid, European court of justice lawyer says attempt to trademark bar’s distinctive shape does not comply with EU law

Kit Kat case: No break for Nestlé in trademark row - BBC News

Kit Kat copycats are OK rules judge as Cadbury's beats Nestle bid to trademark shape

Nestle dealt fresh 'blow' in Kit Kat trademark case

Nestle fails to trademark Kit Kat's 'four finger' shape

What Nestlé's attempt to trademark the shape of a KitKat teaches us about design

ECJ removes trademark protection from Nestlé's KitKat bar

Nestlé loses European appeal to protect Kit Kat's four-finger shape

Why are all the cool Kit Kats only available internationally?

What Nestlé's attempt to trademark the shape of a KitKat teaches us about design

Kit Kat news: Nestlé boss announces post-Brexit fate of chocolate bar

Four chocolate trademark battles that were decided in court