Lidl v Tesco Judgment: Unfair Advantage in Intellectual Property Law

UEA law graduate Khushbu Hiranandani examines the Lidl v Tesco judgment, focusing on the principle of ‘unfair advantage’ in intellectual property law.
Under intellectual property law, a company gains an ‘unfair advantage’ if its logo resembles another’s and profits from creating a false association between the brands. In March 2024, the Court of Appeal ruled that Tesco had gained unfair advantage by designing a Clubcard logo similar to Lidl’s, suggesting that Tesco’s products were as affordable as Lidl’s.


In the Lidl v Tesco case, Lidl claimed Tesco infringed on their trademarks, both the ‘Mark with Text’ and ‘Wordless Mark’. Tesco counterclaimed for the invalidation of Lidl’s mark, arguing Lidl had no genuine intention to use its ‘Wordless Mark’. The High Court found Tesco took unfair advantage of Lidl’s business by associating with its lower prices. Tesco appealed, but the Court of Appeal upheld the High Court’s decision, ordering Tesco to cease using its Clubcard logo.


According to Art.10(2)(c) of the Trademark Directive 2015, a registered trademark is infringed when an unauthorized party uses an identical or similar mark for similar or identical goods, especially if the mark has a reputation. Tesco used its Clubcard sign in its supermarket business, selling similar goods to Lidl. The mark’s reputation in the UK and the unauthorized use of the sign without due cause were crucial in determining unfair advantage. Tesco was found to gain an unfair market advantage by using a similar mark to Lidl’s, confusing average consumers into thinking Tesco’s products were cheap.


To prove similarity, a global assessment test is conducted, which establishes the similarity between two marks based on the mark’s reputation, distinctiveness, similarity, and the nature and degree of proximity of goods concerned. Given the link between the two marks in the same market, Tesco was found to have infringed Lidl’s trademark. Judges also considered the ‘likelihood of dilution or tarnishment of the mark’ in the global appreciation test, finding Lidl’s logo diluted as brands like Tesco unfairly associated with them to earn profits.


In trademark infringement cases, it is important to consider whether the defendant’s conduct is unfair, i.e., whether they intend to take advantage of the reputation and goodwill of the trademark.
The High Court has ruled that Tesco’s Clubcard logo was intentionally designed to resemble Lidl’s, aiming to suggest that Tesco offers products as affordably priced as Lidl. To prove ‘unfair advantage,’ it must be shown that there was a significant shift or likelihood of a shift in consumer economic behavior towards the defendant’s goods or services. Witness statements confirmed that consumers’ behavior did change, with many assuming Tesco’s prices were on par with Lidl’s due to the similarity in logos, validating Lidl’s claim of unfair advantage.


Judge Joanna Smith J followed the precedent set by Arnold LJ in the Jack Wills case, stating that unfair advantage is gained when a sign influences consumer economic behavior. The increase in Tesco’s sales post-2019/2020 financial year, attributed to the introduction of the Clubcard, indicated a deliberate attempt to sway customers.


The connection between Lidl’s logo and Tesco’s Clubcard was established through witness statements, revealing that consumers believed Tesco had already compared its prices to Lidl’s, due to the logos’ similarity. Lidl contended that this would enhance Tesco’s market position through a false association with Lidl’s brand, providing Tesco with an unfair advantage.


Ms. McEttrick, a witness, testified that the Clubcard’s effectiveness was due to its association with Lidl’s reputation for low prices and value, proving that consumers linked Tesco’s Clubcard to Lidl’s logo, creating an unfair commercial advantage for Tesco.


Law firm Fieldfisher commented that Lidl’s success under s 10(3) TMA was largely due to the comprehensive evidence presented. This case sets a precedent for Intellectual Property (IP) claims when there is substantial evidence of a competitor gaining an unfair advantage. The judgment is seen as an ‘excellent example of the power of social media evidence within s.10(3) of the TMA claims,’ beneficial for Fast-Moving Consumer Goods (FMCG) brands seeking to claim unfair advantage based on similar signs, colors, or shapes.


The recent judgment in the Tesco v. Lidl case has significantly altered the intellectual property landscape. It now empowers companies of all sizes to claim unfair advantage in legal disputes.


Under Intellectual Property Law, a company can make a claim for ‘unfair advantage’ if another company unfairly profits by associating with its brand. In this case, Tesco was found to have taken unfair advantage of Lidl’s business by introducing a Clubcard sign that resembled Lidl’s logo.


Tesco failed the global appreciation test because Lidl’s logo was well-known in the market. It was discovered that consumers falsely associated the two brands due to the mark, leading them to believe that Tesco offered the cheapest prices with its Clubcard, without needing to compare prices elsewhere.


Law firms Fieldfisher and Stobbs have noted that this judgment is a significant win for brands seeking to claim unfair advantage.


Khushbu Hiranandani, a law graduate from the University of East Anglia and a UAE national, is pursuing a career as a solicitor in the UK. She currently works as a researcher and manager for a UAE-based legal tech start-up.


The Legal Cheek Journal, which covers such legal developments, is sponsored by LPC Law.



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