Data Property: copyrightText

comment " Identify the copyright holders of the package, as well as any dates present. This will be a free form text field extracted from package information files. The options to populate this field are limited to: (a) any text related to a copyright notice, even if not complete; (b) NONE if the package contains no copyright information whatsoever; or (c) NOASSERTION, if the SPDX file creator has not examined the contents the package or if the SPDX file creator has intentionally provided no information (no meaning should be implied by doing so). " ()
term_status "stable" ()

http://spdx.org/rdf/terms#copyrightText