Where does this come from, and can I check it?

Rights can be impossible to trace, which blocks any re-release. The figure is taken from National Archives, which is linked in full on this page. Every fact on Mondo Knows names its source rather than repeating an unsourced claim.

Is this really a movies & tv fact?

Yes. It sits on the Movies & TV shelf, one of 2,600 sourced facts grouped into space, animals, the human body, history, science and more. Category pages collect every fact in the same field.

What else can I read about it?

The links under the fact point to a quiz, game, puzzle or calculator on the same subject, and the shelf below shows related facts. The wording here is original, and quoted phrases are marked as quotations.

Mondo Knows Facts

Many old films have no identifiable owner

Rights can be impossible to trace, which blocks any re-release Orphan works are films, photographs and recordings whose copyright owner cannot be found, often because companies folded and paperwork was lost. Without a clear owner, archives and streaming services hesitate to publish them, so the material stays unseen. Copyright reviews in several countries have tried to make such works easier to use. It sits in Mondo's movies & tv collection, one of 200 facts that each trace back to the reference below.

Where this comes from

National Archives

Facts that can change over time are reviewed and updated. If something here looks wrong, Mondo would rather know than be confidently incorrect.

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Movies & Television trivia American History trivia

More facts like this

American film copyright now lasts 95 yearsTitles enter the public domain on a fixed schedule each January US copyright lasts 70 years after a songwriter diesWorks written from 1978 onward are protected for life plus seven decades A cover version needs only a statutory licenceA compulsory licence dates from 1909, after player piano rolls escaped control American copyright now runs for life plus seventy yearsWorks published long ago can still be under protection after repeated extensions A 1952 ruling gave films free speech protectionThe Supreme Court reversed its earlier view that cinema was mere entertainment The Prelinger Archives collects everyday filmIts stock footage shows streets, work and travel rather than stars

Tags: copyright, preservation, law

Many old films have no identifiable owner: the short answers

Where does this come from, and can I check it?: Rights can be impossible to trace, which blocks any re-release. The figure is taken from National Archives, which is linked in full on this page. Every fact on Mondo Knows names its source rather than repeating an unsourced claim.
Is this really a movies & tv fact?: Yes. It sits on the Movies & TV shelf, one of 2,600 sourced facts grouped into space, animals, the human body, history, science and more. Category pages collect every fact in the same field.
What else can I read about it?: The links under the fact point to a quiz, game, puzzle or calculator on the same subject, and the shelf below shows related facts. The wording here is original, and quoted phrases are marked as quotations.