Steven J. Nataupsky is the Managing Partner of Knobbe Martens. With approximately 300 lawyers and scientists, Knobbe Martens is one of the largest firms focusing on intellectual property in the country.
Steven's practice involves all aspects of intellectual property, including protecting inventions, trademarks, domain names, copyrights, and trade secrets, enforcing those rights against infringers, and defending clients against allegations of infringement. He has obtained numerous patents, trademarks and copyrights in various fields and tried several cases resulting in 8-digit jury verdicts in favor of his clients. Representative clients include Carl’s Jr. / Hardee’s and Monster Energy.
Steven serves as an adjunct professor of Intellectual Property Law at the University of California-Irvine School of Law and has served as an adjunct professor at Whittier Law School and the University of San Diego School of Law. He also teaches intellectual property courses at the University of California-Irvine Extension Program and Santa Ana College. Steven is the co-author of Protecting Your Athlete's Intellectual Property Rights in the leading treatise for sports law practitioners: Law of Professional and Amateur Sports, 2010 Thomson Reuters/West Publications.
Steven served as trial counsel for mophie, Inc. and obtained a jury verdict and a final judgment including a permanent injunction and damages of $4.5 million against Serve Global d/b/a SourceVista.com and Dharmesh Shah. At trial, mophie asserted copyright, trade dress and trademark infringement arising from the sale of counterfeit battery cases. The jury awarded damages for copyright infringement of mophie's packaging and user manual and infringement of mophie's juice pack plus® trademark. The jury also found mophie's juice pack® and juice pack pro® trademarks as well as trade dress in its packaging were infringed, while additionally finding for mophie on its claim of unfair competition. Moreover, the jury found that the defendants’ trademark infringement was willful.
Steven has received multiple awards and has been honored for his legal accomplishments:
Named to the Los Angeles Times "Orange County Visionaries" List (2023)
Received "Litigation Star" ranking in Benchmark Litigation's U.S. Guide (2024)
Recognized in the World Trademark Review (WTR) 1000 as a "Leading Trademark Lawyer" (2023). The 2023 guide described him as someone who "brings a blend of rights procurement and litigation expertise to the table, and is prized for his versatility."
Named a “Leading Litigator – IP Litigation” in the 2023-2024 edition of Lawdragon’s “500 Leading Litigators in America” guide
- Named to The Best Lawyers in America® for his work in Intellectual Property Litigation (2016 - 2022, 2024) and Patent Litigation (2023 - 2024)
- Recognized in The Legal 500 "United States" as being an outstanding practitioner and for his work in patent prosecution (2015, 2019 - 2021) and trademarks: non-contentious (2022 - 2023)
- Repeatedly selected for inclusion in Super Lawyers magazine for his work in intellectual property law (2013 - 2021) In 2017, Mr. Nataupsky was featured as one of the "Top 50 Attorneys in Orange County".
- Named to the Orange County Business Journal's 2016 and 2018 OC500 list as one of "the most influential business people and opinion shapers in Orange County"
- Recognized by American Lawyer Media as a Top Rated Lawyer in Intellectual Property Law for 2013
- Named as one of Southern California’s “Rising Stars” in intellectual property law in a survey of his peers, published in Los Angeles magazine and Super Lawyers magazine
Strategic Implications of the America Invents Act - Post-Grant Proceedings and Challenges, UBIC and Knobbe Martens Hosted Seminar, Tokyo, Japan (April 2012).
Steven J. Nataupsky and Gregory B. Phillips, Chapter 28, “Protecting Your Athlete’s Intellectual Property Rights” in Law of Professional and Amateur Sports (Gary A. Uberstine ed. 2007).