User:Dvdgmz/gallery/copyleft graph

Copyright, copyleft, public domain and open licenses graphics and schemes.

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Death +70

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  Duration of intellectual property until the work enters the public domain after 70 years of author's death (in most countries)

ca+es+pt

Death <1987 +80 (Spain)

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  Duration of intellectual property until the work enters the public domain after 80 years of author's death for whom dead before 1987 (in spanish law)

Published since 1978 +70 (USA)

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  Duration of intellectual property in United States until the work enters the public domain after 70 years of author's death for works published since 1978

Published before 1978 +95 (USA)

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  Duration of intellectual property in United States until the work enters the public domain after 95 years of first publication for works published before 1978

Published before 1923 (USA)

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  Duration of intellectual property in United States for works first published in 1923 or before that are now in Public Domain.

Public domain in USA and Spain

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  When is a work in Public Domain in USA and in Spain as well? When 1st publication was 1923 or earlier, and the death of the author was at least 80 years ago.

Intellectual property boundaries (Spain)

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Copyleft flow

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  Production flow of copyleft works that combine with each other and with public domain works, staying open and keep open its derivative works until it goes back into the public domain and the "Share Alike" requirement disappears

ca · es

Copyright chain

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  Production flow of copyright works that can take from public domain works but can't be combined with others without permission until it goes into the public domain so much time later

ca · es

Open, free & copyleft licenses

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  Les llicències obertes permeten reservar-se alguns drets i alliberar-ne altres per permetre usos de la obra. Dins d'aquestes les llicències lliures alliberen els drets d'explotació per a qualsevol ús (inclòs el comercial) i també el dret a crear obres derivades. Dins les llicències lliures les permissives només es reserven el reconeixement i les robustes obliguen a que les reproduccions i obres derivades mantinguin la mateixa llicència, que es mantinguin lliures.

Composite work Vs Derivative work

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  Composite work includes other works separately, with each own accreditation
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  Derivative work must to respect the original licenses