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Cabinet Chaillot represents applicants before the European Patent Office for filing European patents and their prosecution, for filing oppositions against EP granted patents. We give you here the main steps of the prosecution, the elements required for filing a European patent or for the entry into EP phase of a PCT application, the validation requirements after the granting since the London Agreement...


Filing a European Patent


Particulars for filing a direct EP Application


Euro-PCT phase


The granting of a European patent


Opposition in the European patent procedure


Extension and designation states


Prior art searches in the patent field


Recordal of a change before the EPO


Annual fees


Infringement


Latest news

06-2010

Must a European patent, amended after opposition, be translated in French in order to have effect in France?

On April 14, 2010, the Court of Appeal of Paris delivered 24 similar judgments on the same point of law relating to the translation of European patents : shall we file...

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03-2010

Albania accedes to the European Patent Convention

On 11. February 2010, the Government of the Republic of Albania (AL) deposited its instrument of accession to the European Patent Convention (EPC).

The EPC will...

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01-2010

Extension of European patents in Montenegro

The agreement on the extension of European patents signed on 13/02/2009 between the European Patent Office (EPO) and Montenegro will enter into force on 1 March 2010....

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09-2009

New Rule 36 EPC regarding the filing of divisional applications

As of 01/04/2010, divisional applications on the applicant's own initiative (so-called voluntary divisional applications) will need to be filed within a period of two...

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