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has been copyrighting

  • present perfect progressive
    of copyright (3rd person singular).
    copyright
    noun
    the exclusive right to make copies, license, and otherwise exploit a literary, musical, or artistic work, whether printed, audio, video, etc.: works granted such right by law on or after January 1, 1978, are protected for the lifetime of an author or creator and for a period of 70 years after their death.