Article 23:The property rights to a copyrighted work shall be protected from the moment of its publication to the 50th year after the death of its author. The property rights to a joint copyrighted work shall be protected from the moment of its publication to the 50th year after the death of the last survivor of the co-authors.
Article 24:The property rights to a copyrighted work or a copyrighted visual art work whose author is an institution, enterprise or organization shall be protected for up to 50 years from the moment of its publication.
This work, created within the jurisdiction of North Korean Copyright Law (with legal jurisdiction north of the 38th parallel only), has surpassed the durations of either of the above criteria, and thus has expired from its copyright.
This work is in the public domain in the United States because it meets three requirements:
it was first published outside the United States (and not published in the U.S. within 30 days),
it was first published before 1 March 1989 without copyright notice or before 1964 without copyright renewal or before the source country established copyright relations with the United States,
it was in the public domain in its home country on the URAA date (January 1, 1996 for most countries).
你必須增加美國公有領域標籤顯示為何這個作品在美國屬於公有領域。
