The song itself is controlled by Cherio; various performances and recordings will have their own protection.
The estate of Martin Luther King will control copyright of the speech through 2038.
Nobody owns the copyright of a single word. Perhaps you mean trademark.
According to the King Size Direct webpage, the company was acquired by RedCats USA in 1995.
the coca cola company owns the copyright
A minor owns the copyright on any works they create.
Universal.
Mike Schlater
Word Music.
Paramount.
Rankin/Bass.
Rondor Music.
There are 24 different copyright-protected items by that name.