Neighboring or related rights are those which apply concurrently but not directly with or to the author.
As an example when a song is recorded there are 4 sets of rights extant...
If it is no longer protected by copyright, there are no rights to obtain.
You will find that most material on websites is protected under copyright. The website owner should be able to tell you who the copyright owner is. You would then negotiate a price with the copyright owner to allow you to use their material.
Not necessarily, because not all citizens create original works.
The reproduction or use of someone else's copyright material without permission or license.Copyright infringement is the unauthorized or prohibited use of works under copyright, infringing the copyright holder's exclusive rights, such as the right to reproduce or perform the copyrighted work, or to make derivative works.
A book that is "out of print" is not necessarily in the public domain. Most works published after 1923 are still under copyright protection. In those cases you would have to contact the rights holder and negotiate a price to purchase the rights.
The copyright lasped on the death of David Selznick, but later it was renewed in the USA. It will remain under copyright there until 2045.
The copyright to A.A. Milne's poems is owned by the Milne Estate. At the time of his death, the copyright passed to his widow and then to subsequent heirs. The exclusive rights to reproduce, distribute, and adapt the works are protected under copyright law.
under developed country
Drugs and other pharmaceuticals are protected under the patent laws not under the copyright laws.
Public domain is the body of works no longer protected by copyright, which can be freely used by anyone for anything and it will not violate copyright law. However, some types of works include other rights such as trademarks or recognizable images of living individuals, which could be restricted under other laws.
You will need to find out first if the material is still under copyright protection or if it has fallen into the public domain. If protected you will have to find out who was assigned the intellectual property rights when the company ceased operations. One you have located the rights owner you will need to contact them for permission to use the material
Trademark yes copyright no.