Das Patentgesetz regelt insbesondere die Voraussetzungen des deutschen Patents, das Verfahren beim DPMA, Rechtsbehelfe und Ansprüche bei Verletzungen.
Content revised on 7. November 2026. The original publication date is retained for purposes of classification.
Use current version
The historical version of the law previously reproduced here has been replaced by this orientation. The current legal text is used to apply the law, Transitional regulations and relevant case law are decisive. The existing page address remains intact.
National law and European rules
In the case of cross-border issues, this must be clarified first, which property rights and which procedure are affected. German registration rights and intellectual property rights under Union law do not have the same requirements in every respect. The specific facts and the relevant time are decisive.