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Maintenance fee

Patents:  Fee paid at a prescribed interval to keep a patent enforceable. In the United States, the fee must be paid every 3.5 years.  Maintenance fees are due annually for patented inventions in countries outside the United States.

Marking

Copyrights: Indicating copyright with a small "c" in a circle (©), the name of the copyright owner and the year of first publication.

Patent: Signaling that a utility or design is patented by placing the patent number or description that invention is patented, directly on the goods, or on labels directly associated with the goods.

Trademarks: A symbol placed in close proximity to an image, device, word or symbol, alerting the reader to the claim made by the owner that proprietary rights are being claimed in the mark.

Moral rights

Rights an author retains over the integrity of a work and the right to be named as its author even after sale or transfer of the copyright.

Musical work

Work that consists of music plus lyrics or music only.