Simplify the following text for a Grade 13 native English-speaking person.
Original: A trade mark , identified by the symbols â cents and Â , or mark is a distinctive sign or indicator used by an individual , company or other entity to identify its products or services and to distinguish them from those of other producers .
Simplified: A trademark is a distinctive sign or indicator used by an individual , company or other entity to identify its products or services and to distinguish them from those of other producers .