35.

The printed product packaging logo is shown in the trademark registration classification, and it belongs to Class 35 trademarks and is also a service trademark.

Trademark is a specialized legal term. A trademark is a sign used to identify and distinguish the source of goods or services. Any sign that can distinguish the goods of a natural person, legal person or other organization from the goods of others, including words, graphics, letters, numbers, three-dimensional signs, color combinations and sounds, etc., as well as combinations of the above elements, can be used as trademarks.