Boult Wade Tennant
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Topic: EPO

August 15, 2025

Claim interpretation at the EPO after the recent case law (G 1/24)

T 1846/23 shows how G 1/24 is being applied: the EPO rejects narrowing claims via the description alone. As G 1/25 is awaited, the importance of clear drafting is reinforced.

July 31, 2025

Finally: A referral to the Enlarged Board of Appeal on description amendments

The European Patent Office (EPO) has insisted upon the adaptation of the description to avoid inconsistencies with amended claims. A Board of Appeal has referred questions on the matter.

June 23, 2025

G1/24 explained: the description and figures must be considered in claim interpretation

G1/24 clarifies claim interpretation under the EPC, confirming that the description and drawings must always be consulted – an important shift in EPO practice.

June 19, 2025

Use of the EPO’s problem-and-solution approach for assessing inventive step at the UPC

The UPC’s Court of First Instance confirms the EPO’s problem-and-solution approach as the main method for assessing inventive step, ensuring consistency and legal certainty across Europe.

March 18, 2025

Laos joins as an EPO validation state

Last year we reported that the EPO signed a validation agreement with Lao People’s Democratic Republic (PDR).  The EPO have now announced

February 6, 2025

EPO announces surge in inventions for electricity grids: smart grid technologies dominate and patent filings prioritised by startups in this sector

At the end of last year, the EPO, in connection with the International Energy Agency (IEA), announced a study charting the rapid

July 13, 2023

G1/23 – A burdensome new referral to the EPO’s Enlarged Board regarding the state of the art.

Can a product be simultaneously available and unavailable to the public? In T 0438/19 , the Board grappled with questions regarding the criteria

The EPO’s guidelines and machine learning.

The EPO has published its Guidelines to provide guidance on various proceedings before the EPO, such as for the search and examination

April 26, 2023

EPO Notice regarding the 10 day rule

The EPO have published further information in a Notice in the Official Journal dated 6 March 2023 in preparation for the abolition

March 13, 2023

Increases in the European Patent Office’s Official Fees.

The EPO are increasing their official fees on 1 April 2023. This fee increase is unusual in that the EPO has historically raised its fees every two years.