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Likelihood of Confusion

Knobbe Martens

Fireball Frenzy: When First Registering a Mark, Genericness of a Mark Is Determined at the Time of Registration

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BULLSHINE DISTILLERY LLC v. SAZERAC BRANDS, LLC - Before Moore, Reyna and Taranto. Appeal from the Trademark Trial and Appeal Board. In assessing genericness, the TTAB considers how the mark was understood at the time of...more

Irwin IP LLP

Your “Chicken Scratch” May Be Confusing 

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In Re R.S. Lipman Brewing Co., LLC, 2025 WL 1099603 (Fed. Cir. Apr. 14, 2025) - Be careful when selecting a name for your product, otherwise you might find yourself cooked at the United States Patent and Trademark Office...more

Hogan Lovells

Legal 500 United States: Trademark Disputes Q&A

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To represent a client before Court in respect of a potential trademark infringement matter, do you require a Power of Attorney – and if so, what are the execution formalities required by your courts? No. A specific power of...more

McDermott Will & Emery

Opposers Beware: Your Own Mark May Not Be Protectable

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The US Court of Appeals for the Federal Circuit affirmed the Trademark Trial & Appeal Board’s dismissal of an opposition to the registration of the marks IVOTERS and IVOTERS.COM while also noting that the US Patent &...more

Troutman Pepper Locke

Trade Dress Disputes Continue To Be a Bitter Pill in Pharma

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A recent federal court decision highlights the delicate balance between U.S. Food and Drug Administration (FDA) guidance and trade dress protections for drugs administered in a tablet or capsule form. Last month, a district...more

McDermott Will & Emery

When Analyzing Likelihood of Confusion, It’s Not Just Location, Location, Location

The US Court of Appeals for the Fourth Circuit vacated a district court’s decision finding no infringement that focused on only the geographic distance between the physical locations of the two users without considering the...more

Fish & Richardson

TTAB Puts Pool Hall Behind the 8 Ball

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On March 20, 2025, the U.S. Trademark Trial and Appeal Board (TTAB) granted an opposition filed by Jack’s Family Restaurants, LP, and denied an application filed by Jack’s Grill and Billiards, Inc., to register JACK’S...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

Zone of Natural Expansion Is a Shield, Not a Sword

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The US Court of Appeals for the Federal Circuit upheld a Trademark Trial & Appeal Board decision to partially cancel trademarks, ruling that an opposition challenger could not use the zone of natural expansion doctrine to...more

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

Does Trademark Law Protect “Bad Will”?

On March 21, 2025, I participated in a spirited panel at the annual IP symposium hosted by the Penn Intellectual Property Group (PIPG) at the University of Pennsylvania Carey Law School. Titled “How Far Should Trademark...more

Dorsey & Whitney LLP

Compassion in Registration: A Lesson in Filing Narrow Trademark Applications

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Identical trademarks can coexist, as the Trademark Trial and Appeal Board once again emphasized when it overturned the refusal of a COMPASSION IN ACTION mark. ...more

McDermott Will & Emery

No Bull: Historically Generic Term Can Become Non-Generic

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The US Court of Appeals for the Federal Circuit affirmed Trademark Trial & Appeal Board rulings, finding that a previously generic term was not generic at the time registration was sought because at that time the mark, as...more

Fenwick & West LLP

Dupe or Deception? What e.l.f.’s Win Over Benefit Means for Beauty Brands

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The battle over beauty “dupes” just got more interesting. In a major win for e.l.f. Cosmetics, a California federal judge ruled that its Lash ’N Roll mascara doesn’t infringe the trademarks and trade dress of Benefit...more

Dorsey & Whitney LLP

John Wick Targets Jane Wick with Trademark Opposition

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John Wick is a highly successful film franchise starring Keanu Reeves as a hitman who reluctantly emerges from retirement to avenge the killing of his pet beagle (among other offenses committed by a group of not-very-nice...more

Bond Schoeneck & King PLLC

Trade Dress Registration – Practical Considerations for Product Manufacturers

Summary Trade dress is a powerful intellectual property (IP) tool that can be used to protect the distinctive non-functional “look and feel" of a product’s design, shape and/or 3D configuration.[1] Product manufacturers and...more

Pillsbury - Internet & Social Media Law Blog

Bad Spaniels III: The Paradox of Parody in Trademark Cases Ex-Rogers

After a decade of litigation and a pivotal Supreme Court ruling from 2023, the legal battle between Jack Daniel’s and VIP Products has taken yet another turn, this time back in favor of Jack Daniel’s. On remand from the...more

International Lawyers Network

Katy v Katie: The Importance of Reputation and Early Brand Protection

Pop star Katy Perry has successfully appealed a Federal Court ruling over the use of an Australian designer’s trade mark registration for the words KATIE PERRY. The recent decision by the Full Court of the Federal Court...more

McDermott Will & Emery

Dog Toy Maker in the Doghouse (Again) for Tarnishing Jack Daniel’s Marks

Addressing this case for the third time, the US District Court for the District of Arizona found on remand that Jack Daniel’s was entitled to a permanent injunction after finding that VIP Products’ “Bad Spaniels” dog toy...more

Dorsey & Whitney LLP

Repping Your School and How the Penn State Decision Ties In

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School merch is big business. Students want sweats, mugs and the like to show they belong at the school. Alums want merch to show they went to the school. Other purchasers want merch as an aspirational statement, or to...more

Dorsey & Whitney LLP

Jack Daniel’s Remand, Part I: Why Did the Trial Court Give “Little Weight” to a Consumer Survey Showing 29% Confusion?, Op. 1, No....

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Seven years ago today, Jack Daniel’s was no doubt riding high. The U.S. District Court for the District of Arizona gave Jack a big shot in the arm with a trademark infringement and dilution victory over Bad Spaniel’s...more

Fish & Richardson

USPTO Kicks “Hijacker” of Foreign Trademark Out the Door

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When, if ever, is it okay to use a trademark in U.S. commerce that is identical to another company’s mark used outside the U.S.? Courts have struggled with this issue for years, and the U.S. Patent and Trademark Office...more

Holland & Knight LLP

COGNAC, Hip Hop and Fame: A Trademark Showdown with a Twist

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You might be wondering what cognac, hip-hop and fame have in common. The answer, at least in a recent opinion by the U.S. Court of Appeals for the Federal Circuit, is certification trademarks. We have written in the past...more

Katten Muchin Rosenman LLP

The Nittany Lions Are the Champs … Trademark Champs - The Katten Kattwalk/Kattison Avenue | Issue 4

Many eyes were on the Nittany Lions this past year as sports pundits speculated The Pennsylvania State University (Penn State) would make it to the College Football National Championship. But those with an interest in...more

Womble Bond Dickinson

What in the [Meta]World?: Abitron Creates More Questions than Answers

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At a glance, a unanimous Supreme Court, holding that two provisions of the trademark-governing Lanham Act (15 U.S.C. §§ 1114(1)(a) and 1125(a)(1)) do not apply extraterritorially and extend only to alleged infringement in...more

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