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2.2. Formal requirements for opposition and filing in due time

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Legal texts
Case Law of the Boards of Appeal
Case Law of the Boards of Appeal of the European Patent Office
IV. Proceedings before the departments of first instance
C. Opposition procedure
2. Filing and admissibility requirements
2.2. Formal requirements for opposition and filing in due time
2.2.8 Indication of facts, evidence and arguments

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2.2.8 Indication of facts, evidence and arguments – substantiation of grounds for opposition

Overview

2.2.8 Indication of facts, evidence and arguments – substantiation of grounds for opposition

a) No "partial inadmissibility"

b) Relevant date for compliance

c) Full and concise reasoning

d) Substantiation to be distinguished from strength of the opponent's case

e) Indication of evidence

f) No burden of proof with regard to negative facts

g) Examples – sufficient substantiation acknowledged

h) Examples – sufficient substantiation denied

i) Alleged public prior use

j) Non-patent literature and oral disclosures

Case Law Suppl.

2023 compilation “Abstracts of decisions”

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