In particular, as well as the obvious "can't copyright a circle" concept, wordmarks often don't qualify for copyright. Even if the typeface is copyrighted (as m

In particular, as well as the obvious "can't copyright a circle" concept, wordmarks often don't qualify for copyright. Even if the typeface is copyrighted (as many are), that doesn't transfer to writing in that typeface. As usual, exactly where and to what extent that is true can vary around the world. Trademark rules still apply, so you still can't take the Google wordmark and slap it on your company even if the logo is on Wikipedia Commons.