our book for app developers). Use the basic Trademark Search and type in the name of a video game to see its classes. For example, scroll down to see the classes sought by the Angry Birds folks.
More places to search. To identify the class for your goods, you can also search the USPTO’s Acceptable Identification of Goods and Services Manual. From the Choose Field drop-down list, pick Class, and then type in a description – for example “video game”—into the Enter Search Terms field. The search results will tell you which class is recommended. Another way to figure out which class your product falls into is to check the Trademark Manual of Examining Procedure (TMEP).