Third-party observations


Third-party observations

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Personal details Facts & evidence Novelty Inventive step Others (e.g. clarity)

You do not have to provide your personal details. However, if you do not provide them, it will not be possible for us to send you an invitation to correct formal deficiencies. It should further be noted that anonymous third party observations might not be accepted in second instance (T 146/07, T 1439/09).
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Common general knowledge
If you have any comments on the common general knowledge on the date of filing, you can add them here.


If you have any comments on the novelty of the claimed invention, you can enter them here. If you consider that the claim(s) lack novelty, please identify the novelty-destroying prior art (the claimed invention must be disclosed in a single prior art document only for novelty to be destroyed). Starting with the independent claim(s), identify the precise location in the prior art of the disclosure of each claimed feature.

Add a further observation on novelty


If you consider the claim(s) to be novel but not inventive, please identify the closest prior art. Starting with the independent claim(s), identify the precise location of the disclosure in the prior art of each claimed feature that you consider lacks novelty.

If you have any comments on the obviousness of the claim(s), you can enter them here. We recommend that you follow the three steps of the problem/solution approach (Guidelines, C-IV, 11.7).

Add a further observation on inventive step

Further observations, (e.g. Articles 52(2), 53, 57, 76, 83, 84, 123(2) EPC, validity of priority date) :

Unallowable amendments (Articles 76 and 123 EPC)

The basis for amendments or for the divisional application must come from the application / parent application as originally filed. Your observations should refer to this version.
Amendments and divisional applications must be based on subject-matter which does not extend beyond the content of the application as originally filed. Your observations should refer to this version.

If you have any comments on any aspects of the amendments which you consider contravene the requirements of Articles 76 and/or 123 EPC, you can enter them here. Please identify the precise amendments you are referring to.
Sufficiency of disclosure (Article 83 EPC)

If you have any comments on the sufficiency of disclosure of the claimed invention, you can enter them here. Please identify the specific aspects which the skilled person would be unable to carry out.
Clarity (Article 84 EPC)

If you have any comments on the clarity of the claimed invention, you can enter them here. Please identify the specific aspects which are unclear.
Further observations

If you have any further comments (e.g. Art. 52(2) and (3), 53 or 57 EPC) concerning the patentability of the claimed invention, you can enter them here.
Please state the specific provisions of the EPC on which your comments are based.





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