The best resource for determining copyright term is the Hirtle chart, maintained at Cornell. http://www.copyright.cornell.edu/public_domain/ Another source is the Copyright Office. http://www.copyright.gov At the copyright office page, click on "search copyright information," then click "search the catalog." Note that this only includes materials from 1978 forward. See the "search copyright information" page for instructions on searching pre-1978 records.
It depends what country you're in, what country the work was produced in, the type of work, and more. In the US, the only easy way is to deal with works published in the US prior to 1923; otherwise, you've got a lot of research ahead of you.
Look for a notification on or in the materials: on the reverse of the title page of a book, or embedded in the metadata of a digital file.
This is a question highly dependant upon the country in which you wish to have a copyright protection. You need to check the schedules attached to the law dealing with copyright.
No; Vermeer predates copyright protection by about 50 years.
Mechanical-Copyright Protection Society ended in 1985.
Mechanical-Copyright Protection Society was created in 1924.
Copyright is a noun, or an adjective as in the phrase "copyright protection."
How copyright protection impacts the download of web resources?
Copyright is one of several types of IP protection.
Copyright protection exists the moment a work is created and fixed in a tangible form that it is perceptible either directly or with the aid of a machine or device.
A simple fact is not sufficiently original to qualify for copyright protection. However, the expression of that fact, for example in a newspaper, is protected by copyright.
There is no minimum age for copyright protection.
It can be. Notification is not required for protection.
There is no minimum age for copyright protection.