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Intellectual Property Attorneys in Irvine, California

California Intellectual Property Litigation

Experienced, practical advice and vigorous litigation to protect your IP assets and confidential information

We have a wealth of experience in trademark, copyright, trade secret matters and unfair competition.

Businesses count on North, Nash & Abendroth LLP (NNA) to help select, protect and enforce key assets that distinguish them from the competition: trademarks, trade names, copyrights and domain names. To safeguard vital business interests, maximize revenue streams, and protect competitive advantages, companies rely on NNA to:

  • Develop brand identity strategies
  • Conduct intellectual property (IP) audits
  • Manage trademark portfolios
  • Prosecute or defend trademark, copyright and trade secret claims in litigation

Today, many businesses count intellectual property among their most valuable assets. NNA trial lawyers work to ensure that these assets are appropriately protected. Whether asserting trademarks or copyrights, or protecting trade secrets, NNA has the combination of courtroom experience and substantive law expertise to handle intellectual property claims in virtually every area. Our attorneys have experience in a wide variety of IP areas, including:

Trademarks and Brands

  • Searching to determine availability of trademarks, service marks and trade names
  • Trademark registration
  • Trade name and trade dress issues
  • Litigation in State and Federal Courts
  • Administrative proceedings before U.S. Patent and Trademark Office and Trademark Trial and Appeals Board

Our attorneys have extensive experience litigating trademark matters, including such matters as:

  • Successful defense of a national tire manufacturer in Federal Court and before the TTAB for trademark infringement and trademark dilution arising out of adoption of name for new radial tire, defeating a motion for preliminary injunction brought on eve of advertising launch of new automobile radial tire on Monday Night Football
  • Defending radio broadcasting chain in trademark infringement and Lanham Act section 43(a) claims in Federal Court over radio station slogan and call letters
  • Obtaining defense judgment after trial in favor of national snack food manufacturer in State Court on claims for trademark infringement, unfair competition and license disputes concerning brand of popular snack food product
  • Successful prosecution of trademark, trade dress and dilution claims in Federal Court on behalf of national rapid-service food chain against knock-off competitor chain
  • Successful defense of television network in trademark infringement suit arising out of television situation comedy series
  • Numerous other litigations across a broad spectrum of industries


  • Copyright registration
  • Litigation in Federal Courts to enforce and defend against copyright claims

Our attorneys have extensive experience prosecuting and defending copyright claims, including such matters as:

  • Successful defense at Trial Court and Appellate Court of major book publisher and author in high-profile action by former aide to the late Howard Hughes arising out of Hughes' acclaimed hand-written notes and the publication of them in the bestseller Citizen Hughes, alleging misappropriation of name or likeness, copyright infringement, invasion of privacy (private facts and false light), and tortious interference
  • Successful prosecution of copyright infringement and misappropriation of trade secrets in Federal Court on behalf of major international software development firm arising from former employees' misappropriation of source code to develop competing software for new employer, obtaining preliminary injunction
  • Successful prosecution of copyright actions on behalf of television network in Federal Courts against book publishers and video game developers/distributors arising out of misappropriation of television program concepts, characters and story lines in books and video games
  • Successful prosecution of copyright infringement and trade secret action in Federal Court on behalf of manuscript author against parties who substantially copied script
  • Numerous other litigations across a broad spectrum of industries.

Internet Law

  • Protection of intellectual property rights in domain names
  • Notice and take-down action under Digital Millennium Copyright Act
  • Actions against cyber squatters under Uniform Dispute Resolution Policy (UDRP)
  • Preparation of website legal notices required under state and federal privacy laws

Trade Secrets

A company's valuable proprietary information often does not fall within other categories of Intellectual Property. Our attorneys' use of the law of trade secrets can assist in protecting this information:

  • Preparing agreements and policies governing employee conduct
  • Negotiating information-sharing agreements with strategic partners
  • Conducting audits and preparing inventories of trade secrets
  • Protecting confidential information when employees leave
  • Helping avoid liability when clients hire employees from competitors
  • Using litigation strategies to obtain injunctive relief and damages

Our attorneys have litigated numerous trade secret cases from both a plaintiff and defendant perspective, including actions against former corporate officers/employees for misappropriating customer lists, software source code, plans, and ideas; actions defending manufacturer from claims of misusing competitor's allegedly misappropriated marketing plans; and numerous other matters.

Unfair Business Practices

  • Counseling clients on competitive practices
  • Litigation of competitive claims in State and Federal court

Contact North, Nash & Abendroth LLP

For value-driven and client-centered representation, contact North, Nash & Abendroth LLP in Irvine, California. For assistance, call 949-752-2200, or contact us by e-mail.