Dawid Sierzant Email & Phone Number

I am an IP lawyer with extensive experience in disputes over intellectual property. I act as lead counsel in litigation concerning patents (with special focus on pharma), designs, trademarks, copyright & unfair competition. I represent clients in opposition & invalidation proceedings re. IP in the Polish Patent Office, Polish administrative courts, and the European Union Intellectual Property Office in Alicante (EUIPO). I also regularly assists clients in anti-counterfeiting activities. I handle prosecution matters related to trademarks and designs. My area of expertise also includes IP and IT contracts, IP registration strategies, and regulatory issues related to e-commerce. Highlights of my professional experience include:- multijurisdictional patent disputes concerning law-defining issues such as second medical use or doctrine of equivalents,- trademark infringement & invalidation matters related to trademarks of repute, 3D trademarks, and combination of colors, - design & copyright infringement disputes regarding external appearance of products such as furniture, accessories, lighting, clothing, and household items.Among my clients are companies from sectors such as pharma, medical devices, clothing, toys, gaming, and lighting.

Listed skills include Intellectual Property, Trademarks, English, Public Speaking, and 18 others.