Tesco has lost a Court of Appeal bid to overturn a ruling that it had copied Lidl’s yellow circle logo. Lidl had accused Tesco of trying to “deliberately to ride on the coattails of Lidl’s ...

Ten minutes later he had drawn the now-iconic yellow circle with black eyes and a line smile. And was paid just $45 (around £35) for it. The colour yellow has vastly different meanings for ...

The UK's largest supermarket firm Tesco failed to overturn a High Court ruling German discount firm Lidl accused the rival retailer of infringing its trademark Tesco is being forced to change its ...

Stylized axon arbor of a neuron. Yellow circle: root vertex at the axon initial segment; red circles: bifurcation vertices; black circles: terminal vertices at the axon's synaptic terminals.