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ARTICLE · 20 SEPTEMBER 2011

European Patent Convention Rule Changes

Recent European Patent Convention (EPC) rule changes were recently passed to streamline European patent prosecution.

European UnionIntellectual Property

Originally published September 15, 2011.

Recent European Patent Convention (EPC) rule changes were recently passed to streamline European patent prosecution. Summaries of various important aspects of these rule changes are discussed below, including how these changes may affect European patent prosecution strategy.

Accelerated Prosecution

Under the amended rules, applicants have six months to respond to a Rule 161 or Rule 162 communication, where the previous term was a single month. This change primarily affects clients who wish to expedite prosecution, as an applicant can only obtain accelerated prosecution by waiving the right to Rule 161 and Rule 162 communication. To qualify for accelerated prosecution, upon European regional phase entry an applicant must pay all claim fees and file a response to the Written Opinion/International Preliminary Report on Examination. Otherwise, the European Patent Office (EPO) will determine the requirements are fulfilled

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