Yes; because registration is not required, copyright protection is automatic.
No. You may, however, be able to copyright the recipe to create a dish provided it meets the necessary criteria for copyright protection.
Public domain -apex
'Copyright' is a legal concept that says the original creator of a piece of intellectual property, is the one who decides how it is used and show uses it. No software can 'remove' a copyright, copyright can only be given up by the owner itself, or through expiry, 70 years after the owner's death.
A copyright.
No. There is no legal provision (nor additional protection) for a "poor man's copyright"
In the US, they receive a certificate of registration.
A sufficiently innovative piece of furniture may be eligible for a patent, which would offer greater protection.
No, "Ashokan Farewell" is not in the public domain. The piece was composed by Jay Ungar in 1982, so it is still under copyright protection.
"Copyright constraints" is just a way of saying what you want to do is limited by copyright. If you wanted to use a piece of music in a movie, but the fee the rightsholder wanted was beyond your budget, you would say you couldn't use the song due to copyright constraints.
A piece of paper or thin piece of metal will provide protection from?
no
Help! :/