Could some new trademarks show some games Nintendo is working on?
Source
While this could mean anything Smash and Animal Crossing have to be in the works with how many people have been asking for them, Zelda is likely for a remake and a mobile game and I'm guessing Splatoon is for more amiibo.
Go Nintendo wrote:Nintendo has filed for a series of image trademarks for various franchises and properties. The lineup includes two for amiibo, two for The Legend of Zelda, Splatoon, Animal Crossing and Super Smash Bros.. There are also three standard character trademarks with Animal Crossing: Pocket Camp, Pokemori and Marika.
Source
While this could mean anything Smash and Animal Crossing have to be in the works with how many people have been asking for them, Zelda is likely for a remake and a mobile game and I'm guessing Splatoon is for more amiibo.