1 ene 1998 año - 1998: Sonny Bono Copyright Term Extension Act

Descripción:

The law extended protection from life of the author plus fifty years to life of the author plus seventy years. An exception permits libraries, archives, and non-profit educational institutions to treat copyrighted works in their last twenty years of protection as if they were in the public domain for non-commercial purposes, under certain limited conditions.

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