AACHEN, Germany--(BUSINESS WIRE)--PL BioScience GmbH, a German life science company specializing in the production and development of Human Platelet Lysate (HPL) for cell expansion, today announced a Patent License and Assignment Agreement with the French company Macopharma S.A.S. As a result of the Agreement, PL BioScience will hereby accept a worldwide license under the patents filed by Macopharma, with a right to sublicense (through multiple tiers), for the duration of the license period.