Dr. Gassner & Partner mbB

LGA
http://lga.de/lga/index_en.shtml

PIZnet
http://www.patentinformation.de/

SIGNO
http://www.signo-deutschland.de/content/index_ger.html

Patent Server of the Federal Ministry of Economics and Technology
http://www.patentserver.de/

TU Braunschweig
http://www.tu-braunschweig.de/recht/lehre/ss/uegewerblicherrs2

Centre of intellectual property protection
http://www.gewrs.de/en

Max-Planck-Institut for Intellectual Property and Competition Law
http://www.ip.mpg.de/ww/en/pub/news.cfm

University of Applied Sciences Amberg-Weiden
http://www.haw-aw.de/en/academic_programme.html

Fernuniversität Hagen
http://www.fernuni-hagen.de/kurthaertel/patent/index.shtml