The German Patent and Trademark Office offers comprehensive support in all areas of protective rights that can be registered. You can download among others leaflets (e.g. „How to register a trademark?”) and official forms. The collection of links includes the remaining patent offices all over the world.
Regulatory Authority for Telecommunications and Posts: this website contains among others acts and regulations within the scope of telecommunications law (download possibility).
A multilevel information platform concerning all European Union topics, including its legal acts, statements and other can be retrieved at the official server of the EU.
The Bundessortenamt provides comprehensive information on plant varieties protection rights and rights relating to agricultural crops.