A trademark is used in connection with tangible goods or products, while a service mark is used in connection with services. For general assistance in completing patent forms, please contact the USPTO at 1-800-786-9199 and select option 2. top.Trademark Overview and Resources. This page provides information on the types of patents and types of patent applications, and the examination process. The Southwest Office promotes innovation, connects entrepreneurs to resources, supports STEM programs, and recruits diverse talent. The Office for Technology Development can help with the patent process for intellectual property. Applying for a Texas trademark registration is easy. Just fill out the Trademark or Service Mark Application Form, which can be obtained online. Learn how to protect your trademark through the federal registration process. Trademark Application - Application for registration of a trademark or service mark. Rev.