Copyright in the song would depend on whether it was properly renewed, and such records are only searchable in person at the Library of Congress.
Copyright in the original recording would be controlled by Sony, the current owner of the Victor rights.
You can't. It is a right that the writer owns. You can offer to buy the copyright.
Nobody owns the copyright of a single word. Perhaps you mean trademark.
the coca cola company owns the copyright
The song itself is controlled by Sony/ATV Harmony; various performances and recordings will have their own protection.
A minor owns the copyright on any works they create.
Universal.
Word Music.
Rankin/Bass.
Rondor Music.
Paramount.
There are 24 different copyright-protected items by that name.
The phrase "copyright obtained" doesn't give any indication of who copyright might be assigned to.