1. Car maintenance, whether it is a gasoline vehicle or a natural gas vehicle, belongs to land transportation, so it falls within the scope of Class 37 trademarks. The class does not change when the trademark is registered;

2. Gasoline is a liquid fuel, and natural gas is a vapor fuel. They both belong to Class 4 trademarks, and the trademark registration categories have not changed.

Therefore, you only need to register a Class 37 trademark for vehicle repairs. If you are operating a gasoline or natural gas business, you will need to register an additional 4 categories. In addition, you will also need to register a Class 35 business class. Therefore, here are some suggestions for you The registration categories are categories 4, 35, and 37!