News & Analysis as of

Likelihood of Confusion Goods or Services

Sterne, Kessler, Goldstein & Fox P.L.L.C.

When Surfboards and Superstars Collide: How to Avoid a Wipeout [or Mayhem]

Pop icon Lady Gaga is no stranger to making waves, but a new lawsuit initiated by California-based surfboard company Lost International (aka Lost Surfboards), shows that even superstars can find themselves navigating choppy...more

Mayer Brown

Non-Traditional Trademarks

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In the debut episode of The Upper Brand podcast, Mayer Brown attorneys Richard Assmus, Kristine Young, and Christa Cole delve into the evolving world of non-traditional trademarks—covering everything from colors and scents to...more

Weintraub Tobin

(Podcast) The Briefing: Trademark Mayhem – Lady Gaga Gets Sued for Trademark Infringement

Weintraub Tobin on

Lady Gaga’s “Mayhem” tour has sparked legal trouble. In this episode of The Briefing, Scott Hervey and James Kachmar analyze a trademark infringement lawsuit filed by surf brand, Lost International, which claims Gaga’s use of...more

Weintraub Tobin

The Briefing: Trademark Mayhem – Lady Gaga Gets Sued for Trademark Infringement

Weintraub Tobin on

Lady Gaga’s “Mayhem” tour has sparked legal trouble. In this episode of The Briefing, Scott Hervey and James Kachmar analyze a trademark infringement lawsuit filed by surf brand, Lost International, which claims Gaga’s use of...more

Fish & Richardson

Trademark Owners May Play Only Zone Defense at the TTAB

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In a precedential decision invoking the “zone of natural expansion” doctrine, on March 19, 2025, the Federal Circuit upheld a decision by the U.S. Trademark Trial and Appeal Board (TTAB) cancelling in part registrations for...more

Offit Kurman

Trademark Registration Misconceptions: What Brand Owners Should Know

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Many business owners view trademark registration as a smart investment—and they’re right. A federal registration gives you valuable legal advantages, including nationwide priority, a presumption of ownership, and stronger...more

McDermott Will & Emery

Battle of the Bay: It’s Oakland Airport, Not San Francisco Bay Oakland International Airport

McDermott Will & Emery on

The US District Court for the Northern District of California granted the city and county of San Francisco a preliminary injunction enjoining the Port of Oakland from using the name or trademark “San Francisco Bay Oakland...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

Penn State Wins On and Off the Field

Pennsylvania State University has secured wins on the field and in court this football season with a 10-1 football record (and likely a College Football Playoff berth), and a jury verdict in its favor in a lawsuit against...more

Ladas & Parry LLP

TTAB favours Airbnb in opposition against competitor TREEBNB mark

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In Airbnb Inc v Seth Bolt and Victoria Bolt, the Trademark Trial and Appeals Board (TTAB) ruled in favour of opposer Airbnb Inc., against applicants Seth and Victoria Bolt. The board’s decision was influenced by, among other...more

A&O Shearman

HALLOUMI collective mark fails to prevent trade mark registration for GRILLOUMI

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The High Court has recently upheld the UKIPO’s decision that GRILLOUMI and GRILLOUMAKI can be registered as trade marks, despite opposition from the owners of the collective mark HALLOUMI. This decision highlights the...more

Erise IP

What’s Trending in Trademarks, August 2024: What Constitutes an Abandoned Mark? How Famous is Cognac?

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Every month, Erise’s trademark attorneys review the latest developments at the U.S. Patent and Trademark Office, in the courts, and across the corporate world to bring you the stories that you should know about: Fourth...more

Erise IP

What’s Trending in Trademarks, July 2024: Suit Against Prime Hydration Puts Unique Olympic Trademark Law on Display; Are Two...

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Every month, Erise’s trademark attorneys review the latest developments at the U.S. Patent and Trademark Office, in the courts, and across the corporate world to bring you the stories that you should know about: Suit...more

Erise IP

What’s Trending in Trademarks, June 2024: Toms Shoes Says Unauthorized Seller is Hurting Its Brand, Supreme Court Passes on...

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Every month, Erise’s trademark attorneys review the latest developments at the U.S. Patent and Trademark Office, in the courts, and across the corporate world to bring you the stories that you should know about: Toms...more

Farella Braun + Martel LLP

Certification Marks and Fame

Trademark owners have the right to stop third parties from using marks that could cause a likelihood of consumer confusion. Third-party use of a trademark that is the same or similar to the owner's trademark for goods related...more

Miller Canfield

F1 Team Sues Former Principal Over Personal Photographs Displaying Team Trademarks in Memoir

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Earlier this year, the Haas F1 Team announced it would compete in the 2024 Formula One Championship without the leadership of its former principal Guenther Steiner. Following this separation, Steiner sued his former team for...more

Seyfarth Shaw LLP

A Tableau of Consumer Confusion – Are Alcohol Beverages and Bar Services Always Related?

Seyfarth Shaw LLP on

A recent decision from the Trademark Trial and Appeal Board may make bars and alcoholic beverage brands think twice about their trademark selections. In In re Caymus, the Board upheld a refusal to register TABLEAU, based in...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

MarkIt to Market® -The Emperor Has No…Agreement? The USPTO’s Recent Update on “Clothed” Consent Agreements

As any good trademark practitioner knows, a “naked” consent agreement is one in which one party provides consent to the registration of another party’s mark without an explanation of why confusion is unlikely, or what the...more

Sterne, Kessler, Goldstein & Fox P.L.L.C.

MarkIt to Market® - December 2023

Thank you for reading the December 2023 issue of Sterne Kessler's MarkIt to Market® newsletter. This month, we discuss the USPTO's new guidance on "clothed" consent agreements, three ways to protect your identify and avoid...more

McDermott Will & Emery

Second User Vaping Company Has No Claim to “Affliction”

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The US Court of Appeals for the 10th Circuit reversed a grant of summary judgment in favor of a company selling vaping accessories under the mark AFFLICTION, holding that the district court had erred in holding as a matter of...more

Snell & Wilmer

Prosecuting a U.S. Trademark Application

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Prosecution of a U.S. trademark application is the process by which an application moves through the United States Patent and Trademark Office (“USPTO”) after being filed. Prosecution is often a more lengthy and costly...more

Womble Bond Dickinson

Intellectual Property Considerations and Guidance for Start-Ups: Trademarks

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Trademarks protect distinctive marks, such as brand names, logos, and designs. This protection allows a trademark holder to exclude others from using the mark without permission of the owner. The following includes important,...more

International Lawyers Network

Federal Circuit Reminds Us That Extrinsic Considerations Are Narrowly Construed in Trademark Matters

2018 saw a number of important trademark cases decided across the United States. Two cases illustrated the similarities between genericness analysis and one of the likelihood of confusion factors considered by the Trademark...more

Snell & Wilmer

Webcast Title Using Trademarks of Another Deemed Nominative Fair Use

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The Ninth Circuit Court of Appeals recently held that the title of a webcast, which included two trademarks belonging to another party, constituted nominative fair use, which protected the defendants from trademark...more

Jaburg Wilk

Fair Enough: The “Fair Use” Defense to Trademark Infringement

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In the context of trademarks, “fair use” is the term given to the use of someone else’s trademark in a way that will not subject the user to liability for infringing the owner’s rights. Fair use is a defense to a claim of...more

Knobbe Martens

Beware! A Trademark Trial and Appeals Board Decision Can Stop You in Your Tracks

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It has been a few years since the Supreme Court decision in the case B&B Hardware, Inc. v. Hargis Industries, Inc., and we are beginning to see the aftermath in the district courts. In B&B Hardware, the Supreme Court held...more

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