Dbrand has a really strong case here IMO, since they pretty heavily edit the internals and add a few easter eggs, which are still visible in Casetify’s final designs

Dbrand discovered Casetify allegedly copied 117 different designs, down to the many digital manipulations it made to the images. Dbrand says it holds registered copyrights for each of these products, all of which were registered before Casetify’s product launch.

Also, TIL:

Disclosure: The Verge recently collaborated with Dbrand on a series of skins and cases