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University Library, University of Illinois at Urbana-Champaign

ExploreCU Contributor's Guide: Copyright

Information on how to submit content for use in ExploreCU



Other Resources

Chart was first published in published in Peter B. Hirtle  [Intellectual Property Officer, Cornel University Library], "Recent Changes To The Copyright Law: Copyright Term Extension," Archival Outlook, January/February 1999.  This version is current as of 6 July 2004. The most recent version is found at  The chart is based in part on Laura N. Gasaway's chart, "When Works Pass Into the Public Domain," at, and similar charts found in Marie C. Malaro, A Legal Primer On Managing Museum Collections (Washington, D.C.: Smithsonian Institution Press, 1998): 155-156.  A useful copyright duration chart by Mary Minow, organized by year, is found at  See also Library of Congress Copyright Office. Circular 15a, Duration of Copyright: Provisions of the Law Dealing with the Length of Copyright Protection (Washington, D.C.: Library of Congress, 2004)"

Other University Library Policies

  • Copyright & Fair Use from the Stanford University Libraries

  • Copyright – An Overview from the Cornell University Law School Legal Information Institute (LII) 

  • Copyright Training Center from the Cornell Copyright Information Center - a collaboration of the Cornell University Library, Cornell Information Technologies, Office of Technologies, Office of University Counsel, and The Cornell Store.