Does Kit Kat's Shape Deserve a Trademark? E.U. Adds a Hurdle. - The New York Times

In Japan, the Kit Kat Isn't Just a Chocolate. It's an Obsession

Intellectual Property: KitKat Just Can't Catch A Break

Nestle Loses Battle to Trademark KitKat Shape

In Japan, the Kit Kat Isn't Just a Chocolate. It's an Obsession

Kit kat - Food

No break for KitKat in Europe as trademark request rejected

Calaméo - LONDON PLANNER AUGUST 23

In Japan, the Kit Kat Isn't Just a Chocolate. It's an Obsession

Kit kat - Food