Louisiana Application To Register Trade Name trademark Or Service Mark is an official document used to register a business name, trademark, or service mark with the Louisiana Secretary of State. This application must be submitted to the Secretary of State’s office, along with the corresponding filing fee, in order to register a business name, trademark, or service mark. The types of Louisiana Application To Register Trade Name trademark Or Service Mark include: 1. Trade Name Application: This application is used to register a business name associated with a specific business entity. 2. trademark Application: This application is used to register a trademark associated with a specific product or service. 3. Service Mark Application: This application is used to register a service mark associated with a specific service.