Constantin is a partner of Bird & Bird and an expert in the field of trademark law, for all questions concerning advertising and unfair competition law, copyright law and trade secrets. Constantin’s expertise in trademark law includes contentious and non-contentious matters, in particular international trademark launches, the management of large trademark portfolios and complex trademark disputes. Another focus of Constantin’s practice is advertising, in particular environmental advertising. He regularly gives advice on national and international advertising campaigns, based on his in-depth knowledge on a variety of technologies and specifics of environmental advertising, such as sustainability, the circular economy, the mass-balance approach, life-cycle-assessments, advertising with green energy, recycling, certificates for compensation of emissions and the use of alternative and renewable raw materials.

Irene Chang is a Trademark, Copyright and Marketing Counsel at HP Inc. In this role, she advises the Personal Systems and Marketing businesses on a wide array of trademark, copyright and marketing matters, including trademark prosecution, trademark portfolio management, brand enforcement, brand licensing, advertising and marketing compliance, conflicts and transactions involving trademarks, copyrights or marketing issues. She also develops and supports internal trainings and guidelines on various trademark, copyright or marketing issues; counsels the businesses on asset management; and regularly works with external ad agencies on issues involving marketing assets. Prior to joining HP, Irene practiced trademark, copyright, media and brand protection law at Perkins Coie LLP. Irene received her law degrees from Washington University in St. Louis (JD), National University of Singapore (LLM), and National Chengchi University in Taiwan (LLB). 

Ron Urbach (Partner/Co-Chair, Advertising + Marketing, Davis+Gilbert) has been a firsthand participant and leader in the history, growth and transformation of the advertising and marketing ecosystem — and the laws and rules that apply to it. He helps marketing-driven and advertising clients in almost every sector and subsector—including automotive, cosmetics, food, alcoholic beverages, retail, consumer health and much more—successfully navigate legal issues and challenges with practical business solutions. In the course of his career, Ron has seen industries and marketing practices emerge and adapt as technologies, regulatory frameworks and consumer needs change, making him a savvy guide to companies that must push the boundaries of business and law to remain competitive. Whether advising on creative development and packaging; claims, substantiation and promotions; or the latest in digital marketing, such as dark patterns and auto renewal, social media influencers and disclosures, leading-edge environmental advertising, and the new worlds of Generative AI, metaverse and NFT’s: Ron brings his same practical focus while presenting the latest developments on the newest innovation. To Ron, the law is more a tool than a restraint —and his deep involvement in the industry and government allows him to “look around the corner” and let clients know what’s coming next.