European Patent Convention
Article 100
Grounds for opposition

Opposition may only be filed on the grounds that:

(a)the subject-matter of the European patent is not patentable under Articles 52 to 57;

(b)the European patent does not disclose the invention in a manner sufficiently clear and complete for it to be carried out by a person skilled in the art;

(c)the subject-matter of the European patent extends beyond the content of the application as filed, or, if the patent was granted on a divisional application or on a new application filed under Article 61, beyond the content of the earlier application as filed.

Legal Texts
Our new high-speed access to the law (BETA)

Try Our Interactive EP Register Lookup

Insert the 8 digits of any EP application No.

EP