The official website of OHIM,
with interesting information about Community trademarks and designs
http://oami.europa.eu
International classification of goods and services
This link gives the official class headings of all 45 classes of the Nice classification and all the indications of goods and services within the classes.
http://www.wipo.int/classifications/nivilo/nice/index.htm
EUROACE
This database of OHIM contains the terms for goods and services which have been accepted by OHIM. It is a continuously growing database and the search machine can assist you in drafting a list of goods and services.
http://oami.europa.eu/en/database/euroace.htm
Curia website
This website contains the case law of the European Court of Justice and other relevant decisions, including case law on intellectual property matters.
http://curia.europa.eu/
Landmark Trademark Protection
The website of the firm behind CTM2Protect.
http://www.landmark.eu/english/introduction