SDP Sierżant Dudziński
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Headed up by David Sierżant and Krzysztof Dudziński, boutique IP law firm SDP Sierżant Dudziński fields a team of lawyers skilled in IP litigation, particularly patent prosecution and invalidation-related matters. Niche areas of expertise also include pharmaceutical patents, as well as copyrights within the fashion industry. July 2023 saw the addition of Magdalena Materowicz-Kukla to the team from Gołębiowska Krawczyk Roszkowski i Partnerzy.
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Testimonials
Collated independently by Legal 500 research team.
‘Krzysztof Dudziński is a very good and very proactive trade mark attorney. He does not just report and summarise facts, but he provides professional advice which is always very useful. He drafts contracts very thoughtfully and is successful when negotiating terms of a coexistence agreement.'
‘They are very knowledgeable, easy to work with and very responsive. I usually receive a reply within a few hours.’
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Key clients
- Zentiva
- Beiersdorf
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Work highlights
- Represented Zentiva in patent invalidation proceedings against Bayer regarding a patent for a dosage regimen covering an anti-thrombotic drug.
- Represented major Polish pharmaceutical company Adamed Pharma in trade mark litigation.
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