ADAGP administers rights for Brancusi.
Unless the job is work for hire or work for employer the photographer holds the copyright.
Medieval Times most likely holds the copyright, unless their agreement with the designer specified otherwise; as a corporate work, it would be protected for 95 years after its creation.
I don't know about all of it, but Fragments From Franceand Bullets & Billets by Bruce Bairnsfather has no copyright in the United States right now. It is available as a download from Project Gutenberg (www.gutenberg.org)
minimalist sculptures and paintings
To copyright a document, you can simply create the work and it is automatically protected under copyright law. However, for added protection, you can register your copyright with the U.S. Copyright Office by submitting an application and a copy of your work.
The copyright for Alec Stern's work is most likely held by Alec Stern himself, unless he has transferred it to someone else through a formal agreement. The copyright automatically belongs to the creator of the work unless it is specifically assigned or licensed to someone else.
Yes, you can use the copyright symbol () even if your work is not registered. The symbol indicates that the work is protected by copyright law, whether it is registered or not.
No; copyright would belong to the rightsholder of the underlying work.
Do I need to submit a different copyright application for each work that I do.
If you are not the creator of the work, you cannot claim copyright on it.
Copyright gives the creator of a work control over its use. A license is a way the copyright owner can allow others to use the work.
In Canada software is protected as a literary work under the Copyright Act of Canada. Copyright is acquired automatically when an original work is generated, the creator is not required to register or mark the work with the copyright symbol in order to be protected.