Britain's biggest retailer Tesco on Tuesday lost an appeal against a ruling that it infringed German discount supermarket Lidl's trademark over the use of a yellow circle on a square blue background.

Supermarkets Tesco and Lidl have begun a court fight in London over the use of a yellow circle logo. German discount chain Lidl says a trademark, and copyright, has been infringed, while Tesco has ...

Tesco's Clubcard logo (left) and the Lidl logo. Credit: PA Lidl has won a High Court battle against Tesco over the rival supermarket's use of a yellow circle logo.

Tesco filed a counterclaim against Lidl in 2021, in response to Lidl’s initial lawsuit which said Tesco was trying ’to ride on (its) coat-tails’ by using a logo of a yellow circle on a blue ...

Lidl uses a yellow circle in its main logo, and Tesco uses one to highlight offers available to members of its Clubcard scheme. A judge began overseeing a trial at the High Court in London on Tuesday.

Retailer Tesco has lost an appeal in the UK against a ruling that it infringed German discount supermarket Lidl's trademark over the use of a yellow circle on a square blue background.