Godtfred Kirk Christiansen et al, filed Jul 28 1958 [US Patent Office/Google Patents via 365blanc]
Previously: The Lego brick turns 50; Lego cannot be trademarked, European judges rule.
Godtfred Kirk Christiansen et al, filed Jul 28 1958 [US Patent Office/Google Patents via 365blanc]
Previously: The Lego brick turns 50; Lego cannot be trademarked, European judges rule.