
Key Highlights
- Passing off is a common law tort safeguarding the goodwill and reputation of a trader against misrepresentation in the marketplace.
- It protects unregistered trade mark rights, particularly valuable when registered trade mark claims cannot be pursued.
- Three core elements form a passing off claim: goodwill, misrepresentation, and damage to goodwill.
- Extended and reverse forms of passing off address unique situations, often involving misleading qualities or branding.
- Remedies for passing off include injunctions, damages, and account of profits, ensuring fairness for harmed businesses.
- Legal defenses, such as honest concurrent use, aim to shield defendants in specific scenarios.
Introduction: Passing off Trade Mark
Trade mark law and intellectual property rights are very important. They help keep businesses safe from unfair competition. When a business uses unregistered trade marks, the tort of passing off is a key way to protect a brand name and its goodwill. Passing off is about the idea that no trader should get ahead by making people think their goods or services come from someone else. This guide will look at passing off and break down what it means. You will learn about how it works, what is needed for a claim, what defenses there are, and what remedies you can get.
Overview of Passing Off in Trade Mark Law

Passing off helps businesses stay safe from people who pretend their goods are someone else’s. It protects a company’s reputation and stops others from taking the value of its name. This is important for companies that have common law rights and own unregistered trade mark rights. Passing off lets them protect their trade mark even if it is not officially registered.
It does not work like the usual laws for trade mark infringement. Instead, you need to show that your name or trade mark has goodwill, there is misrepresentation by someone else, and you have suffered some loss or damage.
This type of protection is useful when there is not enough likeness between trade marks to prove registered trade mark infringement. Over time, passing off changed so that it can fit many different situations. It offers a new way for different businesses and trade practices to guard their trade mark rights.
Definition and Importance
Passing off helps to protect the core of your business and its intellectual property rights. It stops others from making people think their products or services are yours. This keeps your reputation safe. Unlike a registered trade mark, where you get some rights right away, you have to show that someone is taking unfair advantage of your hard work and reputation when it comes to passing off.
The rules about passing off make sure things stay fair in the market. They stop one business from gaining from another company’s unregistered trade mark rights, reputation, or look. The law guides us and helps keep real, honest business practices strong.
Passing off is also a big help for businesses that cannot get their marks registered. It stops others from harming the goodwill or very valuable asset you have built over time. Because of this, it is so important for a business to look after its reputation, trade mark, brand, and all other kinds of intellectual property the right way.
Historical Context in the UK
The idea of passing off has developed from the common law rights that are part of the UK legal system. Over time, important cases like the Jif Lemon case have shown how passing off claims can keep things fair in business and help protect people who buy goods or services.
The Jif Lemon ruling is now famous. In it, Lord Oliver pointed out three main things needed for passing off. These are goodwill, misrepresentation, and damage. This ruling made it clear that even small mistakes or false claims can confuse buyers and affect a business that has built a good name.
These days in the UK, passing off keeps changing as new cases come up. It still helps in many different types of business problems that have to do with trade misrepresentation. This shows it is useful in lots of industries and settings. Because of this, it is a very important idea in intellectual property, especially for businesses counting on unregistered trade mark rights. The goal is to protect both trade mark rights and keep trust with people who use goods and services.
Key Elements of Passing Off

To win a passing off claim, you need to show three key things: goodwill, misrepresentation, and reputational damage.
Goodwill is the link between the business and the people who buy from it. It comes from trust, good service, and a solid name. Misrepresentation happens when someone tricks people into thinking their goods or services come from another business. This can make the public confused about where something comes from.
You must also show proof of financial or reputational damage that comes from this misrepresentation. All these things work together to keep trade fair and make sure the very valuable assets of businesses are safe.
Misrepresentation in Trade
Misrepresentation is a key part of passing off claims. It happens when a trader gives people the wrong idea about their goods or services. This could be direct or indirect. The trader makes it seem like what they offer is linked to another business. This kind of misinformation can confuse people during the course of trade. Because of that, customers might think the goods or services belong to the claimant, not the real provider.
Intent is important, but it does not always play the biggest part. A trader can mislead people even if he did not mean to do it. Misrepresentation, even without bad intentions, can harm a business. The main thing to check is if the misrepresentation fools a large part of the public.
What matters most is the result of the misrepresentation. For example, if people get mixed up and buy from the wrong place, the one with the real goodwill can lose business. That is a big problem under the law. Misrepresentation breaks the trust between a brand and its clients. It also goes against set intellectual property rights and can damage intellectual property. This is why protecting goodwill and the true link between a business and its goods is so important.
Damage to Goodwill
Goodwill is the thing that holds a business and its loyal customers together. If another business pretends to be your brand, this valuable asset can be hurt in ways that are hard to fix. You could lose your customers or lose the special spot your brand once had.
When reputational damage happens, it is more than just losing money. For example, if people buy fake goods thinking they are buying from you, it can hurt how people see your brand. It takes away trust and this can make people less loyal. This even hurts how you grow your business later.
If a business loses goodwill, it can also lose its power to make deals in the market. Taking steps to protect goodwill with the law keeps things stable for both businesses and loyal customers. The law tries to make things fair for those making a claim and for the people who buy from you when there is damage to goodwill.
Establishing Misrepresentation
Proving misrepresentation is key when it comes to passing off claims. The claimant has to show in detail how the other party’s actions were misleading. You need strong proof to meet the evidential burden of proof in court or at the Intellectual Property Office.
The claimant must explain how what the defendant did led to real confusion for the public. People who decide these cases look at how products or services are similar—this might be in how they look, sound, or the ideas behind them. If the packaging, logos, or slogans are the same or very close, it can be enough to make people trust the wrong business by accident.
Experts and consumer surveys help courts decide if there was a misrepresentation. The most important thing is to show clear proof that the public actually believed there was a link between the two businesses that was not real. This proof makes the case stronger for the claimant and helps show the defendant’s fault under intellectual property laws.
Types of Passing Off
Passing off can happen in different ways, based on the kind of misrepresentation taking place. Classic passing off is still the type most often seen. It deals with clear cases where someone tries to trick people by using someone else’s mark.
Extended passing off is about situations when people are led to think a product is better than it is, using claims that hurt the other person’s name. But, reverse passing off happens when someone says that products made by another person are their own. These types of passing off show how this tort can fit different needs in business and help with many kinds of problems.
Classic Passing Off
Classic passing off comes from common law tort. It helps protect businesses from others who use the same branding or image as them. Most of the time, these claims involve trademark infringement. This is when a trader uses marks, logos, or taglines that look like yours and leads to confusion for people buying your products.
If you do not have registered trade marks, the claimant has to show goodwill, prove there has been a misrepresentation, and show that harm happened because of it. It helps to give proof that the mark being used has made people really confused in the market. This makes a case much stronger.
This sort of passing off tries to stop bad or unfair acts in busy or tough businesses. If your business uses unregistered trade marks, this is important. It acts as a critical way to keep your trade mark real and build trust with people who buy from you, helping you stand out in the world of trade.
Extended Passing Off
Extended passing off deals with more than just simple claims. It covers cases when a business lies about a particular quality of a product or service. This false information can damage another brand owner’s goodwill or reputation.
For example, in the case of Erven Warnink v Townend & Sons Ltd., a company tried to sell a product as “advocaat” when it was not real advocaat. This trick hurt the genuine product’s goodwill. These types of claims happen when there is a misrepresentation of quality and people are clearly misled.
Brand owners use extended passing off to keep customer trust and protect their trade mark rights. When the law stops false claims of quality, it helps keep competition fair. It also ensures the right owner has their place in the trade. This protects the real brand owners, their goodwill, and the people who buy their goods.
Reverse Passing Off
Reverse passing off happens when a trader pretends another person’s product is their own and markets it that way. This is a big problem for intellectual property rights. An example of this is in the case of Bristol Conservatories Ltd v Conservative Custom Built Ltd.
This kind of passing off is all about when someone says they own someone else’s goods or services, and it ends up hurting the real owner. For example, if one trader uses the same type of packaging as another but changes the marks or labels, it can trick people into thinking the goods come from the wrong place.
There can be a lot of overlap between trade mark infringement and reverse passing off. But reverse passing off is really about when someone takes off proper branding or puts on new labels without permission. The point is to make sure that every brand has a chance to be seen for what makes it original, and people can know the real value that it has in the market.
Legal Defences Against Passing Off Claims
There are different legal defences you can use in passing off cases to help protect traders from reputational damage. Some key defences are:
- Honest concurrent use: This is when a brand owner can show real, earlier use of an unregistered trade mark. If you used the trade mark honestly and first, it can work as a strong defence.
- Delay in bringing action: If the claimant waits too long to start a case, it can hurt their argument. Taking too much time may show there was no real urgency or goodwill.
- Descriptive use defence: This defence says that the term is only used to describe what the product is like. It is not about copying someone else’s trade mark rights, but just telling people about the product.
For each of these defences to work, you have to prove them well. The evidential burden of proof stays with the person using the defence.
Honest Concurrent Use
In trademark law, honest concurrent use happens when two people use similar unregistered trade marks at the same time. They do not know about each other at first. This can take place when both of them have built up goodwill for their business in the course of trade.
This idea is a valid defense in some legal cases. It shows that both the traders acted in good faith. They have kept their own market space, even if their actions may sometimes cross paths. In the end, this kind of defense can have a big effect on what will happen in passing off claims about a trademark.
Delay in Bringing Action
Delays in taking steps against a passing off claim can make a brand owner’s case weaker. The rule called laches looks at whether the delay was too long and how that affects everyone in the case. A claimant might find it hard to show goodwill if people now see the brand in a different way because of the time that has passed. Also, those accused could say that the delay led to confusion, or it hurt their place in the market. This shows why it is important to act quickly to protect your intellectual property and your intellectual property rights.
Descriptive Use Defence
Descriptive use defence lets traders use words that talk about what their products are, without breaking any trade mark or unregistered trade mark rights. This is important when a word tells both what the product is and about its quality or type. For example, a company can say their lemon juice is “jif lemon” to show what it is, as long as this does not trick people about who made it or how good it is. This kind of defence focuses on being honest to customers instead of breaking any rules about trade mark or trademark infringement.
Remedies for Passing Off

There are some legal remedies for passing off that help to fix a wrong and get things back to how they were. The main ways to do this are through injunctions and damages. An injunction can stop people from using the brand name again. Damages can help pay for any reputational damage and loss of goodwill.
There is also something called an account of profits. This is when the person who committed misrepresentation has to give up any money they made from using the brand name. Another way to fix the problem is with corrective advertising. This helps make sure that consumers get the right information, so the integrity of the intellectual property rights and the value of the brand name stay safe.
Injunctions and Damages
Injunctions are an important way to protect against passing off claims. They help stop more misrepresentation from happening and keep your intellectual property rights safe. By putting an end to unauthorized use, a business can protect its brand name and avoid reputational damage.
When a court awards damages in these cases, the money helps the claimant pay for losses caused by trademark infringement. These payments can cover lost profits, loss of goodwill, and any extra steps that need to be taken to fix the problem.
Together, these remedies give brand owners and others a strong way to stand up for their unregistered trade mark rights, safeguard their trade mark, and keep control over their trademarks and intellectual property.
Account of Profits
The account of profits helps in cases where someone uses a brand name or logo without permission. It makes the person who used it in the wrong way hand over any money they made from it. This step is important for guarding intellectual property rights. It lets the claimant get back some money from the misrepresentation. By looking at the profits made from the wrongful act, brand owners can get some help for any reputational damage. This helps them keep the strength of their trade mark rights and protect their name and logo in the market.
Corrective Advertising
This remedy helps lessen the reputational damage that can happen with passing off claims. Corrective advertising lets a claimant fix their brand’s image. The claimant can explain any wrong ideas that came from what the other party did. By talking about the true nature of their product or service, a business can build back goodwill in the course of trade. Courts will look at how serious the infringement is and how much confusion it caused in the course of trade. They do this to find a fair way to resolve trademark fights.
Conclusion
Dealing with passing off claims means you need to understand trade mark and intellectual property rights well. Brand owners have to think about different defenses. For example, they might use honest concurrent use or look at the evidential burden of proof. These things can make a big difference in how the proceedings go. Also, misrepresentation can hurt the goodwill and reputation of a brand. That is why keeping strong trademark use is so important. When traders learn how to deal with the trade mark law, they can protect their assets. This helps cut down on reputational damage and supports their place in the market.
Frequently Asked Questions
What proof is needed to establish a passing off claim?
To make a passing off claim, the claimant will need to show goodwill, misrepresentation, and damage. The proof for this can be brand recognition or people getting confused. It also includes moments when the trade’s name gets hurt. There can be cases that back up these points and help the claim stand strong in court.
How does passing off differ from trademark infringement?
Passing off helps protect the goodwill and the reputation of a business. It stops others from using misrepresentation that could take away what belongs to your business. Trademark infringement, on the other hand, is about someone using a registered trademark without permission. Passing off is under common law and trademark infringement follows statutory law. Both offer different ways to help people protect what is theirs.
What does “passing off” mean in the context of trademark law?
“Passing off” is a legal term in trademark law that refers to a situation where one party misrepresents their goods or services as those of another, causing confusion among consumers. It protects businesses from unfair competition by safeguarding the reputation and goodwill associated with their trademarks.


