Lauren Katzenellenbogen litigates all types of intellectual property disputes, including claims pertaining to patents, trademarks, unfair competition, trade secrets and copyrights. For nearly two decades, she has represented clients in litigation involving an array of industries, including computer software, medical and mechanical devices, consumer products, fashion, energy drinks and entertainment.
With a practice that includes high-stakes patent litigation, trademark and counterfeiting claims, Lauren has served as counsel in numerous cases in federal courts across the U.S., as well as before the Trademark Trial and Appeal Board (TTAB). She has represented clients that range from innovative start-ups to established brands, including Oakley, Monster Energy, Tesla, NASCAR, Bon-Ton Stores, Razor, Volcom, Mexicana Airlines and I-Flow Corporation.
Lauren is Chair of the firm’s Consumer Products Litigation team. A focus on creative solutions, attention to detail and compelling arguments drives every action Lauren takes. Competitive by nature, Lauren’s personal drive to win allows her to consistently deliver potent strategies that position her client to succeed in and out of court.
Active in the community in which she lives and works, Lauren is a past-president of the Orange County Intellectual Property Law Association (OCIPLA) and is a past-chair of the American Intellectual Property Law Association’s Trademark Litigation Committee.
Harvard Law School, J.D.
Duke University, B.S., Civil Engineering, Tau Beta Pi Engineering Honor Society
State Bar of California
U.S. Court of Appeals for the Federal Circuit
U.S. District Court – Central District of California
U.S. Patent and Trademark Office
Advertising, Media & Entertainment
Actors
Amusement Parks
Artists
Athletes
Film & Television
Literary Works
Mobile Applications
Music
Online Games
Social Media
Studios
Video Games & Interactive Entertainment
Biotech
Aesthetic & Cosmetic Biotechnology
Personalized Medicine
Chemical, Industrial & Materials
Automation & Robotics
Building Construction
Building Products & Materials
Concrete & Aggregates
Construction & Home Improvement
Cosmetics & Personal Care Products
Furniture
Gardening
Instrumentation
Patio
Pool & Spa
Roofing
Windows
Consumer Products & Services
Aesthetics & Personal Care Products
Food & Beverage
Restaurants & Hospitality
Sporting Goods & Recreation
Electrical, Semiconductor & Computer Technology
Software & IT
Energy
Clean Technology
Desalination
Drinking Water Treatment
Energy Conservation
Energy Efficient Technologies
Green Building & Construction
Hydropower
Lighting
Water Conservation
Wind Power
Fashion & Beauty
Bags
Clothing
Footwear
Fragrances
Jewelry
Luggage
Sunglasses
Medical Devices & Procedures
Aesthetics & Implants
Dermatology
Drug-Eluting Devices
Infusion Pumps
Minimally Invasive & Endoscopic Procedures
Orthopedics
Prosthetics & Orthotics
Stents, Valves, & Loading Devices
Wound Care
Transportation & Vehicles
Aerospace & Space Technology
Automotive Transportation & Powersports
Electronics (Audio / Video, Communication, Navigation, Security)
Personal Motorized Recreation Vehicles (ATVs, Snow Vehicles, Personal Watercraft)
Advertising, Media & Entertainment Practice
Antitrust & Competition
Appellate Litigation
Copyright
Copyright Litigation
Copyright Litigation
Covered Business Method (CBM)
Design Patents
False & Comparative Advertising
False & Comparative Advertising Litigation
False Advertising Litigation
Inter Partes Review (IPR)
Litigation
Patent Litigation
Patent Strategy & Prosecution
Patent Trial & Appeal Board (PTAB) Trials (Post Grant)
Trade Secret
Trade Secret & Employee Mobility Litigation
Trade Secret & Employee Mobility Litigation
Trade Secret Protection Advice & Counseling
Trademark & Brand Protection
Trademark Enforcement
Trademark Litigation & Unfair Competition
Trademark Litigation & Unfair Competition
Trademark Trial & Appeal Board (TTAB) Disputes
TTAB Proceedings
Unfair Competition Litigation
- Named a Southern California Super Lawyer (2025)
- Recognized in World Trademark Review 1000: The World’s Leading Trademark Professionals guide (2024-2025)
- Recognized in the “Best Lawyers 2025 Guide” for Intellectual Property Litigation, Copyright Law, and Trademark Law in Best Lawyers in America (2024)
- Recognized as a “World IP Leader” by World Intellectual Property Review (WIPR) (2024)
- Recognized by The Legal 500 “United States” for Trademark Litigation (2024)
- Named in 2024 Southern California Super Lawyers for the distinction honors outstanding lawyers based on peer nominations and independent research
- Recognized by The Legal 500 “United States” for Trademark Litigation (2023)
- American Intellectual Property Law Association (AIPLA), Vice-Chair Trademark Law Committee 2023-present
- American Intellectual Property Law Association (AIPLA), Chair Trademark Litigation Committee 2020-2022
- Named a “Southern California Rising Star” by Super Lawyers magazine for her work in intellectual property litigation (2005-2017)
- Named one of the “Top Women Attorneys in Southern California” by Super Lawyers (2011-2015)
Professional Memberships:
- American Intellectual Property Law Association (AIPLA)
- Orange County Intellectual Property Law Association, President (2019)
- National Association of Women Business Owners (NAWBO)
