Chamber of German Patent Attorneys
www.patentanwalt.de

FICPI – International Federation of Intellectual Property Attorneys
www.ficpi.org

EPI – Institute of Professional Representatives before the European Patent Office
www.patentepi.com

LES – Licensing Executives Society, Deutsche Landesgruppe e.V.
www.les-germany.org

LESI – Licensing Executives Society International
www.lesi.org

VPP – Association of Intellectual Property Experts
www.vpp-patent.de

AIPPI – International Association for the Protection of Intellectual Property
www.aippi.org