Rubik's Cube puzzled after losing EU trademark battle, Toys

Toymakers fear flood of cheap copycat cubes after European court rules that bestselling game’s trademark is invalid

Rubik's Cube - Wikipedia

History of the Rubik's Cube (Timeline): 20 Important Moments (From Inception…) - Gamesver

Rubik gives clues to solving cube he invented: watch a robot crack the code

During the Rubik's Cube craze of the early 1980's, several books on the subject of solving the puzzle were published. This thin booklet printed on

RUBIK’S CUBE: The IDEAL SOLUTION Book Puzzle Ideal Toy Corp Game 1981 1980’S

Magic Cube Necklace Miniblings 80cm 80S Game Dice Cube Retro - Hong Kong

Rubik's Cube Loses EU Trademark — Naharnet

RUBIK'S CUBE: The IDEAL SOLUTION Book Puzzle Ideal Toy Corp Game 1981 1980'S

General Court cancels Rubik's Cube owner's 3D EU trademark

Rubik's Cube Owners Lose as EU Trademark Fight Takes New Twist - Bloomberg

The Iconic Puzzle That People Love to Solve--and Competitors Love to Copy

Rubik's Cube shape is not a trademark, EU rules, The Independent

Rubik's Cube puzzled after losing EU trademark battle, Toys

EU court strips away Rubik's Cube trademark