Signatories to the Berne Convention (which includes the United States) cannot require formalities. Before Berne, works were only protected if they were published with a copyright symbol and registered with the Copyright Office; since Berne, works are automatically protected as soon as they are "fixed."
If you wish to use materials created by someone else, even if they are not marked, you need their permission.
The law has changed and the copyright symbol is no longer needed to insure the protection of the copyright owner. The symbol for copyright is: ©
The copyright symbol was codified in the 1909 law, which would have been during the administration of Herbert Putnam.
Works of sufficient creativity are automatically protected as soon as they are fixed in a tangible medium; the copyright symbol is not required.
In the US, since copyright law was amended in 1989, it has not been necessary to display a copyright notice for protection.
No. Since 1989, when copyright law was amended to bring it into alignment with the Berne Copyright Convention, it is no longer necessary for a copyright symbol to be displayed to establish or maintain protection. Copyright exists from the moment you create an original work, and that can be something as simple as a photo of your child.
Copyright exists in an item as soon as it is rendered into "permanent" form. The copyright symbol (©) is not needed, although placing it does give the copyright owner an easier time when trying to legally enforce a copyright infringement claim in the US. Before 1978, the symbol was needed to establish copyright under US law. Before about 1960, if you neglected to include the copyright symbol in a published work, it went immediately to the Public Domain. After about 1960, there was a way to remedy that defect, but anything published without the copyright symbol in the US before then was and is free to anyone to use as they see fit.
Only copy, alter, distribute, or perform/display works for which you are the creator, or for which you have a license.
It depends what your actions were that violated the law, but the most common punishment is in fees.
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.
Yes it, in all likelihood it is an infringement of copyright. Whether or not a copyright symbol is displayed has no bearing on the materials copyright status. Since the law was amended in 1989 it has not been required to have a copyright notice in evidence to maintain protection.
'p' inside a circle means 'protected by copyright law' and you are not allowed to reproduce it without permission from the author
Copyright is a federal law, administered by the US Copyright Office in Washington DC. There are no local or regional offices. The procedure is the same no matter what state you live in, contact the Copyright office (the link is provided below) & follow their instructions.