Radon is a dangerous gas. It is colorless and odorless and is always being emitted from our planet-don't worry, it's not enough to harm you.
Copyright for published works in the USA has been according to a federal copyright statute, since the first U.S. copyright statute in the year 1790. Before the Copyright Act of 1976 became effective on 1 Jan 1978, unpublished works were. protected by state law, known as common-law copyright.
Copyright is a legal device that provides the creator of a work of art or literature, or a work that conveys information or ideas, the right to control how the work is used. Those rights include: reproduction right -- the right to make copies of a protected work, distribution right -- the right to sell or otherwise distribute copies to the public, right to create adaptations (or derivative works) -- the right to prepare new works based on the protected work, and.