According to legal definition, a trademark is any sign which is capable of distinguishing the goods of one undertaking from the goods of other undertakings, and also capable of being represented in the Trademark Register in a way that allows to determine clearly and precisely the subject of granted protection.

Apart from the most common kinds of trademarks, such as word, word-figurative or figurative, yet another kind is a three-dimensional trademark, which is nothing else but the shape of a product or the shape of its packaging.

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