Assuming the software meets the criteria for copyright protection ("a work of sufficient originality fixed in a tangible medium perceptible by human or machine") the author of the software, or in the case of work-for-hire, the company the program was created for would hold the copyright.
"Public domain software" is software that has moved into the public domain. You're free to copy, display, sell, or adapt it. No one owns the copyright on that software.
Nobody owns the copyright of a single word. Perhaps you mean trademark.
the coca cola company owns the copyright
Software is protected by copyright as a literary work.
A minor owns the copyright on any works they create.
Universal.
Public domain software
Rankin/Bass.
Rondor Music.
Word Music.
Paramount.
There are 24 different copyright-protected items by that name.