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Patents European Patent Convention Appeals

A&O Shearman

UPC revocation actions: What is a reasonable number of auxiliary requests?

A&O Shearman on

Two recent UPC decisions have provided some guidance on the admissibility and reasonableness of auxiliary requests in revocation actions. The court will look at the specific circumstances and complexity of the revocation...more

Jones Day

Unified Patent Court: First Ruling on Equivalent Infringement

Jones Day on

The doctrine of equivalents is a staple patent law principle, addressing the tension between providing fair protection to innovative ideas and ensuring legal certainty for third parties. However, like most patent laws, the...more

McDermott Will & Emery

Legal Lens on the Unified Patent Court | April 2024

McDermott Will & Emery on

The Unified Patent Court (UPC) is revolutionizing the way patents are enforced in Europe, and McDermott’s intellectual property team is here to help you navigate this dynamic landscape. Our Legal Lens on the Unified Patent...more

Hogan Lovells

Patent Litigation: Dutch Court of Appeal guidance on formal entitlement to priority

Hogan Lovells on

On 30 July, the Court of Appeal of The Hague ruled on the formal entitlement to priority following from a US provisional patent application. The attack on priority in this case is part of a recent trend by parties in patent...more

Ladas & Parry LLP

“Poisonous Divisionals” Poisoned In The EPO

Ladas & Parry LLP on

For the past few years there has been fear that the law on priority claims in the European Patent Office (EPO) could result in a divisional application becoming prior art against its parent if the divisional application...more

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