1) marks consisting solely of a single color are considered non-distinctive and unregistrable;

2) a combination of letters or numbers, not forming a pronounceable word, may be registered, provided that the combination consists of at least three letters/numbers;

3) additional protection for marks that are recognized as well-known in Kazakhstan, including those marks considered well-known pursuant to international agreement, has been introduced so that marks that are identical or similar to such well-known trademarks, regardless of the goods or services involved, may not be registered.