این اثر در مالکیت عمومی در ایالات متحده قرار دارد چرا که دارای این سه شرط است: در ابتدا خارج از ایالات متحده منتشر شده باشد (و نه در داحل ایالات متحده طی ۳۰ روز) پیش از ۱ مارس ۱۹۸۹ بدون هشدار حق تکثیر یا قبل از ۱۹۶۴ بدون نوسازی حق تکثیر یا پیش از شکل‌گیری روابط حق تکثیر با کشور مبدأ با ایالات متحده، در مالکیت عمومی در کشور خانه در تاریخ URAA (January 1, 1996 در اکثر کشورها). For background information, see the explanations on Non-U.S. copyrights. Note: This tag should not be used for sound recordings.

No mark

• The item has no copyright markings on it as can be seen in the links above.
• United States Copyright Office page 2 "Visually Perceptible Copies The notice for visually perceptible copies should contain all three elements described below. They should appear together or in close proximity on the copies.

1 The symbol © (letter C in a circle); the word “Copyright”; or the abbreviation “Copr.”

2 The year of first publication. If the work is a derivative work or a compilation incorporating previously published material, the year date of first publication of the derivative work or compilation is sufficient. Examples of derivative works are translations or dramatizations; an example of a compilation is an anthology. The year may be omitted when a pictorial, graphic, or sculptural work, with accompanying textual matter, if any, is reproduced in or on greeting cards, postcards, stationery, jewelry, dolls, toys, or useful articles.

3 The name of the copyright owner, an abbreviation by which the name can be recognized, or a generally known alternative designation of owner.1 Example © 2007 Jane Doe."