A trademark is used in connection with tangible goods or products, while a service mark is used in connection with services. You can file an application to register your trademark or service mark with an intenttouse (ITU) filing basis.The USPTO suggests the Seven Step Strategy. Below you will find information on what you will need in order to apply for a patent. A trademark is essentially a brand. It is a word, logo, slogan, package design, or other source indicator for a particular product or service. Applying for a Texas trademark registration is easy. Just fill out the Trademark or Service Mark Application Form, which can be obtained online. To file online, use the Trademark Electronic Application System (TEAS) or fill out the free application form to get help filing a trademark. A stepbystep overview of a patent application and maintenance process.