Killer Queen, LLC v Taylor

This appeal came out of a long-running clash between an Australian fashion business and the global entertainment business built around the performer known as Katy Perry. The names were almost identical. Katie Jane Taylor traded in fashion under KATIE PERRY. Katheryn Hudson performed and commercialised her celebrity brand as KATY PERRY. Once both sides were dealing with clothing and merchandise in Australia, conflict was almost inevitable.

The judgment shows that Ms Taylor had started her own label in early 2007, registered the domain name katieperry.com.au on 2 May 2007, and later applied for the KATIE PERRY word mark in class 25 on 29 September 2008. Her business sold luxury loungewear, including jogger-style pants and t-shirts, through an online store, wholesalers and a showroom.

At the same time, Ms Hudson's management team was building a major international music and merchandise business. From at least early 2008, Australia was seen as an important market. Merchandise branded KATY PERRY was designed for tours and online sales, and Bravado was brought in to help with distribution and merchandising. The court noted that Ms Hudson was closely involved in selecting and approving designs and merchandise generally and in particular regions.

The dispute sharpened in 2009 when the celebrity side became aware of Ms Taylor's Australian application. A cease and desist letter was sent, coexistence was explored, and Ms Hudson applied to register KATY PERRY in classes 9, 25 and 41. The opposition step against Ms Taylor's application was then withdrawn. Ms Taylor's mark was entered on the Register on 21 July 2009. The Full Court specifically noted that Ms Hudson later withdrew the class 25 application and registered only in classes 9 and 41.

The appeal covered several separate but connected issues. First, there was the infringement claim. At first instance, Ms Hudson and Kitty Purry had been found to infringe Ms Taylor's registered KATIE PERRY mark in some respects, including certain social media uses and some merchandise-related conduct. Additional damages had also been awarded. Killer Queen and Purrfect Ventures were not found liable at first instance.

Second, there was a dispute about the scope of the registered goods. Ms Taylor's mark was registered in class 25 for "clothes". The Full Court's issue list shows that a major question was what that word covered. The cross-appeal challenged findings about whether footwear, headgear, caps, hats and headbands fell within the meaning of "clothes". That is not a technical side issue. In trade mark litigation, the exact goods covered by the registration can determine whether infringement exists at all.

Third, there was a substantial fight about joint tortfeasorship. The court's headings show detailed consideration of different channels of trade, including the Prismatic Tour, the Witness Tour, pop-up stores, Target, Harris Scarfe, Best & Less and websites. The question was whether related companies and merchandising businesses were legally responsible for infringing conduct carried out through those channels.

Fourth, the celebrity side relied on statutory defences. The extract identifies arguments about good faith use, honest concurrent use and use of own name. The own name issue was especially important because the allegedly infringing sign was itself a personal name mark. The court's headings also show that the appeal raised whether a person using an adopted name could rely on the defence, whether an assignor could continue to rely on own name use after assigning the mark, and whether a joint tortfeasor who did not itself use the mark could rely on the defence.

Fifth, and ultimately decisively, the celebrity side cross-claimed for cancellation of Ms Taylor's registration. The Full Court's formal orders show that this attack succeeded on appeal. That changed the whole case. Once the registration was ordered to be cancelled, the original infringement proceeding could not stand.

The Full Federal Court had to decide a bundle of trade mark questions arising from competing use of near-identical personal names on clothing and merchandise in Australia. Those questions included whether the relevant conduct infringed Ms Taylor's registered KATIE PERRY mark, whether related companies were liable as joint tortfeasors, whether statutory defences such as good faith use, honest concurrent use and own name applied, and whether Ms Taylor's registration should be cancelled.

The cancellation issues were framed in two ways in the appeal. One was whether, because of reputation in the prior KATY PERRY mark, use of the registered KATIE PERRY mark would be likely to deceive or cause confusion. The other was whether, because of circumstances applying at the time the rectification application was filed, use of the registered mark was likely to deceive or cause confusion. The court's issue headings also show that discretion not to cancel was argued if a cancellation ground was made out.

For businesses, the legal significance is that the case sat at the intersection of registration rights and marketplace reputation. A registration may look strong on the register, but if another trader has a substantial reputation and the market reality points to likely confusion, the registration itself may be vulnerable.

The formal result was a major reversal of the first instance outcome. The Full Federal Court allowed the appeal in part and the cross-appeal in part. It set aside the key orders made below, dismissed Ms Taylor's originating application, allowed the cross-claim, and ordered rectification of the Register by cancelling trade mark no. 1264671.

The court also ordered Ms Taylor to pay the appellants' costs of the appeal and cross-appeal, and remitted the question of first instance costs to the primary judge for re-determination in light of the appeal findings. Cancellation was stayed until the later of any special leave application to the High Court and, if special leave were granted, the determination of any High Court appeal.

The extract expressly states that the Full Court found the primary judge had erred in concluding that the KATIE PERRY mark should remain on the Register, and that as a consequence grounds 3 and 4 of the appeal succeeded and the decision below had to be reversed. Those were the cancellation grounds. The extract also shows that the court dealt with infringement, the meaning of "clothes", joint tortfeasorship, the statutory defences, laches, additional damages and injunctive relief.

Because the available text is truncated before the full reasoning is reproduced, it is safer to state the final orders and the decisive role of cancellation than to overstate every detailed conclusion on each defence or each alleged joint tortfeasor. What can be said confidently is that the cancellation finding changed the result of the whole case.

One of the most useful features of this case for business readers is the way it shows the court looking beyond the headline brand owner to the surrounding commercial structure. The extract records a series of entities and agreements: Kitty Purry was incorporated in 2008, Killer Queen in 2009, and Purrfect Ventures in 2016. Ms Hudson held key roles in those entities. In 2011 Kitty Purry entered into a Bravado merchandising agreement, signed by Ms Hudson as authorised representative. In December 2011 Ms Hudson assigned rights and interests in identified trade marks to Killer Queen. In 2014 Kitty Purry entered into another Bravado agreement for the Prismatic Tour.

Those details matter because trade mark liability can turn on who authorised, controlled or participated in the conduct. The Full Court's issue headings show separate analysis of Bravado, Blackout Merch and Epic Rights, and separate analysis of different channels such as tours, pop-up stores, websites and retailers. That is a reminder that a court will often trace the commercial chain carefully rather than treating a brand as if it were used by only one person or one company.

The case also shows how communications and strategy decisions can matter. The extract records that management became aware of Ms Taylor's application in May 2009, sent a cease and desist letter, explored coexistence, and then withdrew the opposition step. The primary judge's background findings, adopted in the extract, also recorded that management recognised a calculated risk of trade mark infringement if the KATY PERRY name were used on clothes in Australia. Whether or not that point was ultimately decisive on appeal, it illustrates how internal decisions about publicity, filing strategy and market entry can later become central evidence.

This decision is especially relevant if your business uses a founder name, artist name, influencer name or any other personal identity as the brand. Personal-name branding can feel authentic and commercially powerful, but it creates unusual risk because more than one trader may have a genuine connection to the same or a very similar name. If both move into overlapping goods, especially clothing and merchandise, the dispute can become expensive and structurally complex.

The case also underlines the importance of expansion planning. A business may begin in one lane, such as fashion, music, events or digital content, and later move into merchandise, e-commerce or retail collaborations. That expansion can create overlap that did not exist at the start. Here, the overlap was not just abstract. It involved clothing, online stores, tours, pop-up stores and retail channels in Australia.

Another practical lesson is to distinguish clearly between applications and registrations. The Full Court expressly noted that Ms Hudson applied for KATY PERRY in classes 9, 25 and 41, but later withdrew the class 25 application and registered only in classes 9 and 41. Businesses should keep that distinction straight in their own records and strategy. An application is not the same as a registration, and a registration in one set of classes does not solve risk in another.

The court's treatment of "clothes" is also commercially important. Businesses often assume that a broad everyday word in a specification will automatically cover every adjacent apparel item. This appeal shows that assumptions of that kind can be dangerous. If your revenue depends on footwear, headwear, accessories or event merchandise, your filing strategy and enforcement analysis should be specific.

Finally, group structure does not eliminate exposure. If one entity owns the IP, another signs the licence, another approves designs and another sells the goods, a dispute may still pull multiple entities into the case. Keep assignments, licences, approvals and sales arrangements clear and current. If you are entering a new market or launching merchandise under a personal name, do the clearance work before the campaign goes live, not after the first cease and desist letter arrives.

This page reflects the Federal Court of Australia decision in Killer Queen, LLC v Taylor [2024] FCAFC 149, dated 22 November 2024. The published material available here includes the formal orders, catchwords, issue headings and substantial background findings.

The available text is truncated before the full reasoning is reproduced. For that reason, this page gives a careful public explanation of the commercial story, the issues raised and the formal outcome, while avoiding detailed claims about parts of the reasoning that are not fully visible in the available text.