They were awarded U.S. copyright in 1950.

Also affected are works which did have previous U.S. copyright, but which entered the public domain due to a failure to renew the copyright.

The act only applies to U.S. domestic copyright as that is the extent of U.S. federal law.

One hundred copies were published in January 1934 to obtain U.S. copyright.

In the U.S. copyright still applies to scalable computer fonts themselves.

The U.S. copyright on Steamboat Willie will be in effect through 2023 unless there is another extension of the law.

The purpose of the registration provisions is to create as comprehensive a record of U.S. copyright claims as is possible.

The U.S. copyright of the film was not renewed after its first term expired in 1968.

Never intended for exhibition, it would become one of the most famous Edison films and the first identifiable motion picture to receive a U.S. copyright.

The TV series was also the subject of a U.S. copyright and trademark lawsuit filed in 1998.