Dennemeyer blog

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Mastering post-grant complexity: European patent validation in the Unitary Patent era

10 July . 5 minutes

For experienced Intellectual Property (IP) professionals, a patent grant decision issued by the European Patent Office (EPO) marks the start of a compressed, high‑risk execution phase. The post‑grant window demands precise coordination across jurisdictions and choices that directly affect enforceability and portfolio value. With the Unitary Patent now established as an additional protection route, European patent validation has evolved into a more strategic decision-making process that requires balancing geographic coverage, enforcement considerations, budget constraints and long-term portfolio objectives.

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Luxury beyond categories: trademark strategy in the wellness era

01 July . 7 minutes

Luxury brands no longer remain confined to predictable commercial boundaries. Fashion houses open cafés, beauty brands operate spas, heritage maisons launch wellness programs and hospitality groups foster the emotional environments that serve as core components of a new value proposition – as seen, for instance, in Dior's café and spa concepts or Gucci's Osteria ventures.

Everyday IP: The Intellectual Property behind your home away from home

22 June . 6 minutes

You have been traveling for hours. Your internal clock is spinning, your bags feel heavier every time you pick them up and the urban spread beyond the taxi window flickers past in a blur of confusing streets. Then you see it: a glowing sign, a familiar script, a doorway that promises rest.

New USPTO rule aimed at foreign patent applicants coming into effect July 20

10 June . 3 minutes

The United States Patent and Trademark Office (USPTO) published a final rule on March 19, 2026, requiring foreign patent applicants and patent owners to be represented by a practitioner registered and in good standing with the Office. The rule, which comes into effect on July 20, 2026, marks a procedural shift from previous practice, which allowed both foreign and U.S. applicants to represent themselves.

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