Copyright Duration Chart

Date and Nature of Work Copyright Term
Published before 1923 The work is in the public domain
Published 1923-1963 and never renewed The work is in the public domain
Published 1923-1963 and timely renewed (28th year after publication) 95 years from the date of first publication
Published from 1964-1977 95 years from the date of publication (renewal term automatic)
Created 1978 or later (whether or not published) Single term of life plus 70 years (but if work is made for hire or anonymous or pseudonymous, 95 years from the date of publication or 120 years from date of creation, which ever ends first)
Created, but not published or registered, before 1978 Single term of at least life plus 70 years, but cannot expire before Dec. 31, 2002 (if work remains unpublished) or Dec. 31, 2047 (if work is published before Dec. 31, 2002)

Updated insert from Stephen Fishman, The Copyright Handbook: How to Protect & Use Written Works, 4th edition (Berkeley: Noco Press, 1998).