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L.A. TECH & MEDIA LAW FIRM – Intellectual Property & Technology Attorneys

Litigation attorney for trademark and business disputes

Business Litigation Attorney in Los Angeles

High-Stakes Business Litigation Attorney for Technology Ventures and Global Brands

In the hyper-competitive 2026 digital economy, a legal dispute is often a battle for the very survival of a business and its assets. Whether you are defending your market share against a global conglomerate or prosecuting a breach of contract that threatens your runway, you need a litigator who speaks the language of technology.

At L.A. Tech & Media Law Firm, we represent founders, investors, and established corporations in complex commercial and IP disputes. We combine deep technical expertise with zealous advocacy without passion or prejudice that has successfully challenged the world’s largest tech entities.

Battle-Tested Expertise: 65+ Trademark Cases Against Industry Giants

Our reputation is built on results. David Nima Sharifi has served as lead counsel in over 65 trademark litigation cases, successfully navigating high-stakes disputes against some of the most powerful organizations in the world, including:

  • Google

  • Amazon

  • John Deere

  • National Hockey League (NHL)

  • National Football League (NFL)

  • Major League Baseball (MLB)

  • United States Polo Association

This experience gives our clients a unique advantage and we apply sophisticated and seasoned insight to every business tort, contract dispute, and infringement action we handle.

Comprehensive Business Litigation Services

We lead actions and advise “of counsel” on complicated technical issues across the full spectrum of modern commerce:

1. Intellectual Property Litigation

  • Trademark & Trade Dress: Defending brand identity and stopping “wrongful association” in digital and physical markets.

  • Copyright & DMCA: Strategic litigation involving software code, digital media, and fair use defense.

  • Patent Infringement: Tenacious advocacy in U.S. District Courts for utility and design patent owners.

  • Trade Secret Misappropriation: Protecting proprietary “secret sauce” and navigating the Defend Trade Secrets Act (DTSA).

2. Tech-Related Commercial Disputes

  • Breach of Contract: Resolving high-value partnership disputes, licensing failures, and vendor disagreements.

  • Algorithmic & AI Litigation: Navigating new 2026 mandates like California’s AB 325 (Algorithmic Price-Fixing) and SB 53 (Frontier AI Transparency).

  • Digital Asset Disputes: Litigation involving blockchain, software-as-a-service (SaaS) failures, and data breaches.

3. Business Torts & Marketplace Equity

  • Unfair Competition: Addressing false advertising and deceptive trade practices.

  • Cybersquatting & UDRP: Rapid response for domain name disputes and internet brand hijacking.

  • Rights of Publicity: Protecting the likeness and commercial value of creators and innovators.

Intellectual Property Litigation

Intellectual property litigation may contain issues pertaining to copyright infringement, trademark infringement, patent infringement, or misappropriation of various proprietary assets. These high-stakes commercial disputes involving intellectual property misappropriation, and breach of contract require legal strategies by expert technology law attorneys who understand the business of innovation and the unique value of proprietary assets. 

L.A. TECH & MEDIA LAW FIRM excels at tenacious advocacy of client’s positions through the lens of technology IP and innovation markets. With exclusive focus on intellectual property protection in high technology devices, programs and businesses, our legal team leads actions and advises as of counsel on complicated technical issues in intellectual property protection strategies, rights enforcement, fair use, IP litigation defense, and settlement negotiations. Our expertise in technology and intellectual property drives a business-focused approach to litigation strategies tailored to each client’s definition of success.

Litigation Focus

  • Copyright infringement
  • Patent infringement
  • Trademark infringement
  • Misappropriation of trade secrets
  • Breach of contract disputes
  • Intellectual property infringement
  • Digital Millennium Copyright Act (DMCA) Disputes
  • Cybersquatting, UDRP, Domain Name Disputes
  • Business Torts
  • Commercial Defamation
Trademark Litigation Attorney, L.A. Tech and Media Law Firm, TTAB Expert

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CONTACT

L.A. TECH & MEDIA LAW FIRM
12121 Wilshire Boulevard, Suite 810, Los Angeles, CA 90025.

Office: 310-751-0181
Fax: 310-882-6518
Email: info@latml.com

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California State Bar Seal. David Nima Sharifi, Esq. is licensed by the State Bar of California to appear in all California courts since 2007. L.A. Tech and Media Law Firm
United States District Court - Central District of California. David Nima Sharifi, Esq. is admitted to the federal court in Los Angeles United States District Court - Central District of California. L.A. Tech and Media Law Firm
David Nima Sharifi is admitted to practice before the United States Court of Appeals for the Federal Circuit - L.A. Tech and Media Law Firm
Trademark Deadlines - L.A. tech and Media Law Blog
David Nima Sharifi is a member of the California State Bar since 2007. L.A. Tech and Media Law Firm

FEATURED IN

Trademark and Technology California Startup Attorney David Nima Sharifi featured in the Wall Street Journal
David Nima Sharifi Los Angeles Technology Attorney Featured in the Daily Journal Logo
David Sharifi Los Angeles Technology Attorney Featured in the Daily Journal Logo
David Nima Sharifi Los Angeles Best Tech Startup Lawyer Featured in the KTLA News Logo
David Sharifi Los Angeles Startup Lawyer and Consultant Featured in IP Law 360 on Landmark Video Game Patent Case
David Nima Sharifi named Top 30 Most Influential Technology Attorneys by the Los Angeles Business Journal Profile
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R Olivarez profile picture
R Olivarez
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David and his team at L.A. Tech & Media Law were excellent to work with on our IP and contract matters. He took the time to understand our business, asked sharp questions, and delivered work that was thorough without being overcomplicated. Communication was clear and responsive throughout, and his guidance gave us real confidence that our agreements were structured correctly. Highly recommend for any business owner navigating tech, IP, or contract work.
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Lousine Karibian
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Had an initial phone consultation. Fast response and professional. Attorney was well spoken, full of great questions+answers and great personality. Will recommend attorney David Sharifi!
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Danila Sidorenko profile picture
Danila Sidorenko
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David was great in helping us secure our trademark. The process was smooth from start to finish. Highly recommend!
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Brian P profile picture
Brian P
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David and the firm were great in helping with my trademark registrations. Highly recommended
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Davit Gasparyan profile picture
Davit Gasparyan
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David was great in advising us on our tech startup.
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Sam profile picture
Sam
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David, thank you for everything you did for me! You’re a down to earth guy and it was a pleasure working with you. Thanks again!
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Rhett Wallace profile picture
Rhett Wallace
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Excellent work on my trademark dispute, and trademark maintenance. Very personable staff and would recommend to anyone.
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adrian morgan profile picture
adrian morgan
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A well deserved 5 stars to this team from me. And I wouldn't hesitate to be a repeat customer, although I hope I won't have the need to use them again, lol. David was very astute in analyzing my case and jetting for the best solution. He earned my respect with that. And hats off to the team for their proficiency, that's why they come highly recommended from me.
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Think Labs Global profile picture
Think Labs Global
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I've trusted David and his team for 10 years, and they’ve consistently done an outstanding job. David has always gone above and beyond to protect my trademark rights. Even in cases that seemed uncertain, his team presented strong arguments and fought hard—ultimately securing successful outcomes. I truly appreciate their dedication and expertise.
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Sydney Ozawa profile picture
Sydney Ozawa
Google star 1Google star 2Google star 3Google star 4Google star 5Trustindex verifies that the original source of the review is Google.
I had the pleasure of working with David during a difficult legal matter and I couldn’t have asked for better representation! Thanks David for your timely communication, expertise, and professionalism.
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Call 310-751-0181 or Use this Form