PropertyValue
http://www.w3.org/1999/02/22-rdf-syntax-ns#type
http://www.w3.org/ns/prov#value
  • GSM is a very good example of this... the original GSM patents have expired, but the standard creators create regular revisions to the GSM protocol and go out of their way to make sure that new patents they have created since get covered.
http://www.w3.org/ns/prov#wasQuotedFrom
  • arstechnica.com