Overview
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.
Education
- Harvard Law School (J.D., 2002)
- Duke University (B.S. Civil Engineering, 1999), magna cum laude, Tau Beta Pi Engineering Honor Society
Representative Matters
Virco Mfg. Corporation v. School Specialty, LLC (C.D. Cal. 2022).
Successfully represented Virco Mfg. Corporation in enforcement of patents and trade dress against School Specialty, LLC. Obtained favorable settlement for Virco Mfg.
Pacific Packaging Concepts, Inc. v. Nutrisystem, Inc. (C.D. Cal. 2022).
Successfully enforced Pacific Packaging Concepts’ FRESH START trademark against Nutrisystem resulting in favorable settlement.
Virco Mfg. Corporation v. Mooreco, Inc. (W.D. Tex. 2020).
Successfully represented Virco Mfg. Corporation, America’s leading manufacturer and supplier of furniture and equipment for K-12 schools, in enforcement of design patent for desk design. Obtained favorable settlement for Virco Mfg.
Donald Robbins and Noah Daar v. Oakley, Inc. (C.D. Cal. 2018).
Defended Oakley against copyright infringement claims brought by graffiti artist after Oakley advertisement filmed in San Francisco inadvertently captured graffiti in the background.
Banc of California v. Farmers and Merchants Bank (C.D. Cal. 2018).
Successfully represented bank in enforcing trademarks.
Clark Capital Management Group, Inc. v. Pacific Life Insurance Company (E.D.Pa. 2018).
Defended insurance company in trademark infringement lawsuit and obtained favorable settlement for client.
Star Fabrics v. B.B. Dakota (C.D. Cal. 2018).
Defended clothing designer in copyright action and obtained favorable settlement for client.
Oldcastle Precast v. Jensen Enterprises (E.D. Cal. 2017).
Defended precast concrete manufacturer in patent infringement lawsuit and obtained favorable settlement for client.
Laser Dynamics v. CD Video (S.D.N.Y. 2017).
Successfully defended disc replicator in patent infringement lawsuit brought by a non-practicing entity.
Buzz v. Encore (S.D. Ohio 2017).
Defended client in trademark infringement action and negotiated favorable settlement for client.
Virco Mfg. Copr v. Scholar Craft Prods. Inc., Case No. 15-CV-08631 (C.D. Cal. 2016).
Successfully represented school furniture manufacturer to enforce patents.
Script Security Solutions, L.L.C. v. Best Buy Stores, L.P., Case No. 2:15-1030 (E.D. Tex. 2016).
Successfully represented retailer against patent infringement claims and obtained favorable settlement for client.
Oakley, Inc. v. Top Fashion Optical & Sunglasses Co., Case No. SACV 14-01891 (C.D. Cal 2016).
Successfully represented sunglasses manufacturer to enforce patents.
Oakley, Inc. v. Neff, LLC, Case No. 15-cv-00148 (S.D. Cal. 2016).
Successfully represented sunglasses manufacturer to enforce trade dress.
Therm-Tech AS v. Biolite LLC, Case No. 3:15-cv-00286 (S.D. Cal. 2015).
Successfully represented inventor to enforce patents involving thermoelectric generator for batter charging.
Idor Security Solutions, LLC v. iDoorCam, Inc., Case No. SACV 13-1473 (C.D. Cal. 2014).
Represented defendant against trademark infringement claims, defeated preliminary injunction, and obtained favorable settlement for client.
Innovative Ophthalmic Prods., Inc. v. Diopter Technologies, Inc., Case No. 3:13-cv-01908 (S.D. Cal. 2013).
Successfully represented ophthalmic product innovator to enforce patents.
Sweet People (dba Miss Me) v. ITC Girl Inc., Case No. 2:12-cv-07795 (C.D. Cal. 2013).
Represented defendant in copyright and trademark infringement action filed in US District Court for the Central District of California and obtained favorable settlement for client.
Continental Appliances, Inc. v. SHM International Corp. and Sure Heat Manufacturing, Inc., Case No. SACV 11-01544 (C.D. Cal. 2012).
Successfully represented manufacturer of heaters and fireboxes in action to enforce patents.
PBEV, LLC v. Hansen Beverage Company d/b/a Monster Beverage Company, Case No. 7:10-cv-3526 (N.D. Ala. 2011).
Successfully represented energy drink manufacturer in trademark litigation.
Bigfoot Ventures, LLC v. Compania Mexicana de Aviacion, S.A. de C.V. dba Mexicana Airlines, 2010 WL 2985832 (S.D. Cal. 2010).
In litigation involving trademark infringement and domain name ownership, obtained summary judgment disposing of all of counterclaim defendant’s affirmative defenses.
I-FLOW Corporation v. Wolf Medical Supply, Inc. and First Medical Source, Case No. 8:09-cv-00762 (C. D. Cal. 2010).
Represented medical device manufacturer in patent infringement litigation, obtaining preliminary injunction and subsequent settlement.
Miles Aldridge v. Freedom Communications, Inc. d/b/a Coast Magazine, Case No. 8:08-cv-01351 (2009).
Successfully represented magazine publisher accused of copyright infringement.
Sam Liang v. Trong Van Nguyen et al., Case No. 2:08-cv-8211 (C.D. Cal. 2009).
In trademark infringement litigation, obtained preliminary injunction for trademark owner and subsequent settlement.
Direct Metals Inc. v. Direct Metals Company LLC, Case No. 8:07-cv-1049 (C.D. Cal. 2009).
Successfully represented trademark owner in federal district court in Santa Ana, California.
Deckers Outdoor Corporation vs. Bon-Ton Stores, Inc., 2:08-cv-08074 (C.D. Cal. 2009) | Deckers Outdoor Corporation vs. Aldo U.S. Inc., et al., 2:08-cv-07289 (C.D. Cal. 2009).
Successfully represented clothing manufacturer and distributor in design patent infringement litigation.
Specialized Bicycle Components, Inc. v. On Sport, LLC, Case No. CV-05-00486 (C.D. Cal. 2007).
Obtained award of treble damages, permanent injunction, and attorneys’ fees in patent lawsuit in federal district court in Los Angeles.
Eliminator Custom Boats v. American Marine Holdings, LLC, 2007 WL 4978243 (C.D. Cal. 2006).
Representing high performance powerboat manufacturer in trademark infringement action in federal district court in Riverside, California, successfully defeated defendants’ motion for summary judgment.
Alfa Leisure, Inc. v. King of the Road, 314 F.Supp. 2d 1010 (C.D. Cal. 2004).
Successfully represented owner of patent for fifth-wheel trailer chassis in federal district court in Riverside, California. Court granted summary judgment motion dismissing defendant’s inequitable conduct defense and vast majority of invalidity defenses.
Recognition
Awards & Honors
- 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)
Affiliations
Professional Memberships:
- American Intellectual Property Law Association (AIPLA)
- Orange County Intellectual Property Law Association, President (2019)
- National Association of Women Business Owners (NAWBO)
News & Insights
Articles
Co-Authored, “2025 Patent And TM Policy At USPTO: What We Know So Far,” Law360 (January 2025)
Co-Authored, “What’s In The USPTO Policy Pipeline This Year,” Law360 (January 2024)
“Design patent enforcers must mind procedural requirements for injunctive relief“, IAM (November 2022)
Quoted in, “Supreme Court to Examine Copyright Claim by Unicolors Against H&M,” an article published by California Apparel News. (July 2021)
Co-Authored, “High Court Could Deter ‘Copyright Trolls’ In H&M Case,” which was published in Law360. (June 2021)
Quoted in, “Supreme Court Agrees to Hear H&M Case Versus So-Called ‘Copyright Troll’,” published by Sourcing Journal (June 2021)
“Design Protection in the Fashion Industry,” Orange County Business Journal Intellectual Property Supplement (July 2019)
“Alternative Software Protection in View of In Re Bilksi,” 50 Computer Law Reporter 150 (2009)
“Alternative Software Protection in View of In Re Bilksi,” 7 Nw. J. Tech. & Intell. Prop. 332 (2009)
Panelist/Speaker, “Debate on In Re Bilski,” Northwestern Journal of Technology & Intellectual Property Fourth Annual Symposium, Chicago, IL (2009)
“State Sovereign Immunity for Patent Infringement Claims, Five Years After Florida Prepaid,” 6 Engage 72 (2005)
Fashion & Beauty Blog
Speeches & Seminars
Panelist, “IP at the Supreme Court Series: Dewberry Group v. Dewberry Engineers” American University Washington College of Law Program on Information Justice and Intellectual Property (December 2024)
Speaker, “Latest Issues in Trade Secrets Litigation: Enforcing to Protect IP and Defending to Protect Legitimate Competition” Orange County Bar Association Intellectual Property & Technology Law and Business Litigation Joint Section Meeting (November 2024)
Panelist, “Daubert-Proofing Your Survey: Best Practices for Survey Evidence in Trademark Infringement and False Advertising Litigation” AIPLA CLE Webinar (July 2022)
Panelist/Speaker, “Trademark Year in Review & Look Ahead” LAIPLA Washington in the West, Los Angeles, CA (June 2022)
Panelist/Speaker, “Mid-Year Updates and The Best Practices & Latest Issues Related to Legal Ethics in Intellectual Property – Trademark“ AIPLA Mid-Winter Institute, Rancho Mirage, CA (February 2022)
“Design Protection in the Fashion Industry: Design Patents, Trademarks, Trade Dress, and Copyright,” AIPLA Design Rights Boot Camp Session Materials (July 2019)
Moderator, “Trademark Infringement in Virtual Reality” INTA Annual Meeting, Boston, MA (May 2019)
Moderator, “Establishing Remedies for Trademark Infringement” and “Best Practices for Presenting Your Trademark Case at Trial” AIPLA Spring Meeting, Philadelphia, PA (May 2019)
Moderator, ABTL San Diego, “Nuts & Bolts: Written and Unwritten Rules of Civility” Knobbe Martens, San Diego, CA (November 2018)
Panelist/Speaker, “Panel on IP Valuation: How Much is it Worth? How Much Can You Get? How Can You Protect It?” OCBA, Newport Beach, CA (September 2018)
Moderator, INTA Roundtable: “Non-Traditional Marks and the Traditional Practice” Knobbe Martens, Irvine, CA (February 2017)