Main Navigation

Sub Navigation


Cross-reference list
EPC 2000 EPC 1973
R. 77 R. 56
Version history
Date Source
13.12.2007 - 31.03.2009 Decision of the Administrative Council of 07.12.2006 (CA/D 10/06), (OJ EPO 2007, 8 and Special edition 1/2007)
01.04.2009 - CA/D 4/08 (OJ EPO 2008, 513)


Main Content

URL: Location: HomePatentsLawLegal texts

European Patent Convention (EPC)

EUROPEAN PATENT CONVENTION - Table of Contents
Implementing Regulations to the Convention on the Grant of European Patents European Patent Convention Protocol on the Interpretation of Article 69 EPC
PART V - IMPLEMENTING REGULATIONS TO PART V OF THE CONVENTION PART IV - IMPLEMENTING REGULATIONS TO PART IV OF THE CONVENTION PART VI - IMPLEMENTING REGULATIONS TO PART VI OF THE CONVENTION
Chapter I - Opposition procedure   Chapter II - Procedure for limitation or revocation
Rule 77 - Rejection of the opposition as inadmissible Rule 76 - Form and content of the opposition Rule 78 - Procedure where the proprietor of the patent is not entitled

Rule 7744
Rejection of the opposition as inadmissible

Art. 99, 101, 105

R. 78, 89



(1)*  If the Opposition Division notes that the notice of opposition does not comply with Article 99, paragraph 1, or Rule 76, paragraph 2(c), or does not sufficiently identify the patent against which opposition has been filed, it shall reject the opposition as inadmissible, unless these deficiencies have been remedied before expiry of the opposition period.


(2) If the Opposition Division notes that the notice of opposition does not comply with provisions other than those referred to in paragraph 1, it shall communicate this to the opponent and shall invite him to remedy the deficiencies noted within a period to be specified. If the deficiencies are not remedied in due time, the Opposition Division shall reject the opposition as inadmissible.


(3) The decision to reject an opposition as inadmissible shall be communicated to the proprietor of the patent, together with a copy of the notice of opposition.



44 See decisions of the Enlarged Board of Appeal G 9/91, G 10/91, G 1/95, G 7/95, G 3/99, G 1/02 (Annex I).

* English version amended by decision of the Administrative Council CA/D 4/08 of 21.10.2008 (OJ EPO 2008, 513) which entered into force on 01.04.2009.


Top . arrow top of page

© European Patent Office . Imprint . Terms of use . Last updated: 1.04.2009