It is an anonymous work or pseudonymous work and 50 years have passed since the date of its publication
It is an audiovisual or collective work and 50 years have passed since the date of its creation (or publication, whatever date is the latest)
It is a work of applied art and 25 years have passed since the year the work was created
It is another kind of work, and 50 years have passed since the year of death of the author (or last-surviving author)
It is "any official text of a legislative, administrative or of legal nature, as well as official translations thereof"
Public domainPublic domainfalsefalse
This image of simple geometry is ineligible for copyright and therefore in the public domain, because it consists entirely of information that is common property and contains no original authorship.
The person who associated a work with this deed has dedicated the work to the public domain by waiving all of their rights to the work worldwide under copyright law, including all related and neighboring rights, to the extent allowed by law. You can copy, modify, distribute and perform the work, even for commercial purposes, all without asking permission.
http://creativecommons.org/publicdomain/zero/1.0/deed.enCC0Creative Commons Zero, Public Domain Dedicationfalsefalse
This image shows a flag, a coat of arms, a seal or some other official insignia. The use of such symbols is restricted in many countries. These restrictions are independent of the copyright status.