What Is Trademark Infringement In the UK?

If you’ve spent time (and money) building a brand - your name, logo, product range, packaging, or even a tagline - the last thing you want is someone else riding on your hard work.

At the same time, if you’re a startup moving fast, it’s surprisingly easy to pick a name that accidentally clashes with someone else’s registered trade mark. That’s when you can run into trade mark infringement issues in the UK (sometimes loosely called a “trade mark violation”).

This guide breaks down what trademark infringement means in the UK, how it happens, what the legal risks are, and what practical steps you can take to protect your business from day one.

What Is Trademark Infringement In The UK?

In simple terms, trade mark infringement is when someone uses a sign (such as a business name or logo) in the course of trade that conflicts with a registered trade mark, without permission.

Most trade mark infringement claims in the UK are based on the Trade Marks Act 1994. The law gives owners of registered trade marks the right to stop others from using:

• the same mark for the same goods/services;
• a similar mark for the same or similar goods/services where there’s a likelihood of confusion; or
• in some cases, a similar mark that takes unfair advantage of (or is detrimental to) a trade mark with a reputation (even if the goods/services aren’t similar).

So, when people ask, “what is trademark infringement?” the practical answer is usually:

You’re at risk if your branding is likely to make customers think your business is connected to someone else’s registered brand.

Does It Only Apply If You Copy Something Exactly?

No - and this is where many small businesses get caught out.

Trade mark infringement isn’t limited to exact copies. A lot of disputes involve names, logos, or branding that are “close enough” that the average customer could be confused (even if you didn’t intend to imitate anyone).

What If The Other Business Isn’t In The UK?

UK trade mark rights are territorial, but there are a few layers to consider:

• UK trade marks protect within the UK.
• International trade marks can designate the UK.
• If you trade across borders, you may need a broader strategy (and careful clearance searches).

The key point: if you operate in the UK market (including online sales to UK customers), UK trade mark issues can still affect you.

What Counts As A Trade Mark (And What Rights Do You Actually Have)?

A trade mark is a sign that distinguishes your goods or services from other businesses.

In the real world, it often includes:

• your business or product name;
• a logo;
• a tagline;
• distinctive packaging or get-up (sometimes); and
• in some situations, shapes, colours, or sounds (less common for small businesses, but possible).

Registered Vs Unregistered Rights

For small businesses, the big distinction is whether you have a registered trade mark or you’re relying on unregistered rights.

• Registered trade mark: This is typically registered with the UK Intellectual Property Office (UKIPO). Registration gives you clear, enforceable rights - and it’s generally easier to stop a competitor using a conflicting brand. In practice, a registered mark is your strongest protection, and it can be a key asset as you grow, franchise, or raise investment.
• Unregistered trade mark rights: You may still have protection under “passing off”, but it’s usually more complex and evidence-heavy (you typically need to prove goodwill, misrepresentation, and damage).

If you’re building a brand you plan to scale, having a plan to Register A Trade Mark early can save you a lot of headaches later.

Trade Mark “Classes” Matter More Than Most People Realise

Trade marks are registered in relation to specific categories of goods and services (called “classes”). That means two businesses can sometimes use similar names if they operate in completely different areas - but it depends on the facts, and it’s not always safe.

For example, if a similar name is used in a way that consumers might think the businesses are connected (or if the earlier brand has a strong reputation), there can still be legal risk.

When you’re planning a new brand or product line, it helps to understand trade mark classes and what you’re actually protecting (or potentially conflicting with).

Common Ways Trade Mark Infringement Happens In Small Businesses

Trade mark issues don’t just happen to big corporations. In fact, small businesses and startups are often more exposed because branding decisions get made quickly, marketing goes live fast, and legal checks are left until later.

Here are some of the most common scenarios we see.

1. Picking A Business Name That’s “Too Close”

You may choose a name you love, do a quick Companies House search, buy the domain, set up social handles - and then receive a cease and desist letter months later.

Remember: Companies House availability doesn’t mean you’re safe from trade mark infringement. Trade mark rights are a separate system.

2. Launching A Product Name Or Range Without Clearing It

Even if your company name is fine, your product name may conflict with an existing registered mark in the same class or market.

This is especially common for:

• food and drink brands;
• cosmetics and skincare;
• fashion labels;
• SaaS and app names; and
• online subscription products.

3. Using Similar Logos, Icons, Or “Look And Feel”

Infringement isn’t just about the words. Visual similarity can matter too - especially where customers make quick purchasing decisions online.

If your logo, colour palette, or packaging makes people think your business is linked to a competitor, that can create risk.

4. Online Use: Domains, Social Handles, And Ads

Modern trade mark disputes often involve online behaviour, such as:

• using a name in a domain name that resembles someone else’s trade mark;
• creating social profiles that imply association with another brand;
• bidding on a competitor’s brand as a Google Ads keyword (this is highly fact-specific and depends on how the ad is presented); and
• listing products on marketplaces in a way that misleads customers.

5. Selling “Compatible With” Products Or Reference Use

Sometimes you need to refer to another brand for legitimate reasons (for example, spare parts, accessories, or compatibility statements). This can be legally tricky.

Whether it’s trade mark infringement can depend on how you present the reference and whether it takes unfair advantage or misleads customers. If you’re planning this kind of marketing, it’s worth getting advice before you go live.

How Do You Know If You’re Infringing? A Practical Checklist

If you’re worried you might be committing trade mark infringement (or you’re about to launch a brand and want to avoid problems), you don’t need to guess. There are clear steps you can take to assess risk.

Step 1: Identify The “Mark” You’re Using

Write down exactly what you’re using in trade:

• your business name;
• product names;
• logos and brand marks;
• taglines; and
• key packaging elements.

Also note how you’re using it (website header, product labels, invoices, app store listing, social handles, etc.).

Step 2: Compare The Goods/Services You Offer

Trade mark infringement risk increases when you and the trade mark owner operate in the same or similar markets.

Ask:

• What do we sell now?
• What are we planning to sell in 6–12 months?
• Who is our customer?
• How do customers find us (Google, marketplaces, in-store)?

Step 3: Check Whether There’s A Registered Trade Mark Conflict

This generally involves trade mark searching and assessing similarity. It’s not just a “same name / different name” exercise - you’re looking at the overall risk of confusion.

For many startups, a co-existence agreement approach can also come up in negotiations (for example, where two businesses agree how each can use their respective branding). Whether that’s appropriate depends on the situation and bargaining power on both sides.

Step 4: Consider “Reputation” Trade Marks And Unfair Advantage

Even if you’re in different categories, you can still face risk where the earlier mark has a strong reputation and your use:

• takes unfair advantage of that reputation (“free-riding”);
• dilutes the brand’s distinctiveness; or
• harms the brand’s image.

This is one reason it’s risky to choose a name that deliberately hints at a well-known brand, even if you’re technically in a different class.

Step 5: Look For “Passing Off” Risk Too

Not every dispute involves a registered trade mark. If your branding misleads customers into thinking you’re associated with another business, you could also face a passing off claim.

For small businesses, passing off claims often come up when:

• the other business hasn’t registered a trade mark but has been trading for a long time;
• there’s strong brand recognition in a local area or niche; or
• your marketing creates confusion (even unintentionally).

What Happens If You Infringe A Trade Mark? (Risks And Consequences)

If you’re found to have infringed a registered trade mark, the consequences can be commercially painful - especially for a startup that’s invested in brand rollout.

Depending on the facts, the trade mark owner may seek:

• an injunction (a court order forcing you to stop using the name/logo);
• damages (compensation for loss suffered);
• an account of profits (handing over profits linked to the infringement);
• delivery up or destruction of infringing stock/packaging; and
• legal costs (which can escalate quickly).

Even before anything reaches court, you can also face practical consequences like:

• having to rebrand (new domain, new packaging, new marketing);
• pausing sales while you fix the issue;
• stock wastage and write-offs; and
• investor or partner concerns if your IP position looks shaky.

That’s why trade mark strategy isn’t just “nice to have”. It’s part of building solid legal foundations.

Is Trade Mark Infringement A Criminal Offence?

Most trade mark disputes are civil matters between businesses.

However, the Trade Marks Act 1994 also includes specific criminal offences around applying a sign identical to (or likely to be mistaken for) a registered trade mark to goods or packaging, selling or distributing such goods, or possessing them for sale - typically where the person knows (or has reason to believe) it’s unauthorised. If you’re ever concerned that a dispute involves counterfeit goods (either being sold by someone else using your brand or allegations made against you), it’s important to get legal advice quickly.

What Should You Do If Someone Is Infringing Your Trade Mark?

If you believe another business is infringing your trade mark, it’s tempting to fire off an angry email straight away. In practice, your first steps matter - because how you handle it can affect your legal position and the chances of a quick resolution.

Step 1: Gather Evidence

Start with clear records:

• screenshots of the other party’s website/social pages;
• examples of ads or listings;
• photos of products/packaging;
• dates you became aware of the issue; and
• any customer confusion (messages, reviews, misdirected emails).

Step 2: Confirm Your Rights

Check whether you have a registered trade mark (and which classes it covers). If you’re relying on reputation or passing off, you’ll want evidence of:

• how long you’ve traded under the brand;
• sales figures and marketing spend;
• press coverage and audience reach; and
• customer recognition.

If you’re still building your IP portfolio, it can help to step back and look at your broader protections too - trade marks often sit alongside copyright, designs, and contracts. An IP health check can be a practical way to spot gaps before they become expensive problems.

Step 3: Consider A Commercial Approach First

Not every dispute needs to turn into litigation. Depending on the situation, options might include:

• a friendly outreach (if it looks genuinely accidental);
• a formal cease and desist letter;
• negotiating rebrand timelines;
• co-existence arrangements (only where it’s safe); or
• platform takedown requests (where applicable).

Because each option has trade-offs, it’s usually worth getting tailored advice before you commit to a strategy - especially if the other business might escalate the dispute.

Step 4: Tighten Up Your Brand Usage And Contracts

As your business grows, infringement risk can also come from inside your own operations (for example, freelancers using unlicensed assets, inconsistent brand usage, or unclear ownership of designs).

If you’re working with contractors, designers, or agencies, make sure your agreements clearly address IP ownership and permitted use.

Step 5: Use Trade Mark Symbols Correctly

Many business owners see the ™ and ® symbols and aren’t sure when to use which. Using them incorrectly can cause confusion (and in some contexts, risk).

As a general guide, the ® and ™ symbols have different meanings, and you should be careful about implying registration where you don’t have it.

Key Takeaways

• What is trademark infringement? In the UK, it’s typically unauthorised use of the same or similar sign in the course of trade that conflicts with a registered trade mark, often where there’s a likelihood of confusion.
• Trade mark infringement isn’t just exact copying - similar names, logos, and online branding can be enough if consumers may be misled.
• Trade marks are registered for specific classes of goods and services, which is why it’s important to map your current and future offerings before you launch a brand.
• If you’re launching a new business or product, doing clearance checks early (and planning to register your trade mark) can save you from expensive rebrands later.
• If someone is infringing your brand, start by gathering evidence and confirming your rights, then consider the most commercially sensible enforcement pathway.
• Trade marks work best as part of a broader legal foundation, alongside strong contracts and a clear IP strategy.

If you’d like help protecting your brand, responding to a trade mark dispute, or putting the right IP documents in place, you can reach us at 08081347754 or team@sprintlaw.co.uk for a free, no-obligations chat.