How to Respond to a Trademark Cease and Desist Letter in Turkey

A trademark cease and desist letter is a formal written demand, usually sent by or on behalf of a brand owner, asking you to stop using a name, logo or sign that they believe infringes their registered trademark. If one has landed in your inbox in Türkiye, the worst thing you can do is ignore it. The second worst is to fire back an angry reply the same afternoon.

The short answer: read it slowly, admit nothing, check whether the sender actually holds a valid registered right, write down every deadline, and prepare a measured reply. How you respond shapes everything that follows, from a quick amicable settlement to a long trademark dispute in Turkey. This guide covers the practical steps, the response options and the deadlines that matter.

What Is a Trademark Cease and Desist Letter?

A trademark cease and desist letter is a private demand notice, not a decision from any authority, that asks you to stop an activity the sender considers an infringement of their trademark rights. It usually identifies the sender’s registered mark, points to your name, logo, packaging or domain, and asks you to stop within a set period. Many letters also ask you to hand over stock, transfer a domain, or sign an undertaking.

In Türkiye, trademark rights are governed by the Industrial Property Code No. 6769, and registered marks are recorded at the Turkish Patent and Trademark Office (TÜRKPATENT). The letter usually rests on a claim under that Code that your sign is identical or similar to a registered mark for identical or similar goods and services.

The letter carries no automatic penalty. It is an opening move, an invitation to resolve the matter before the sender considers any formal enforcement action. Because it is a first step and not a ruling, you have room to respond thoughtfully. That is exactly the room most recipients waste.

First Steps When You Receive the Letter

The first thing to do when you receive a trademark infringement letter in Turkey is to stay calm and preserve everything. A rushed message can lock you into admissions you cannot take back. Work through these steps first.

• Do not admit or promise anything yet. Do not say you will stop, and do not concede that your mark is similar. Anything you write can be quoted back to you later.
• Record the date you received it. Note the exact day the letter arrived and how it was delivered, because the deadline runs from a specific point.
• Keep the full letter and envelope. Save the letter, any attachments, and proof of delivery. If it came through a notary, keep that record intact.
• Gather your own evidence. Collect your registration certificate, first-use dates, invoices, catalogues and social media history that show how long and how widely you have used your sign.
• Check your own trademark status. Search TÜRKPATENT to see whether your mark is registered, pending or unprotected, and whether the sender’s mark is truly registered and still in force.

These early steps decide how strong your position is before you say a single word back. In our practice before TÜRKPATENT, recipients who keep clean records and check the register first negotiate from a far calmer footing than those who reply on instinct.

How to Respond to a Trademark Cease and Desist Letter in Turkey

To respond to a trademark cease and desist letter in Turkey, first decide whether the claim has merit, then choose a response that matches your position and your commercial goals. There is no single correct reply. The right move depends on whether the sender’s right is valid, whether your use genuinely conflicts, and how attached you are to the sign.

Step 1: Confirm who is really writing to you

Check that the letter comes from the registered owner of the mark or an authorised representative, and look up the registration number it cites on the TÜRKPATENT register. A surprising number of letters overstate the sender’s rights or cite a mark that is narrower than the demand suggests.

Step 2: Assess the strength of the claim

Compare the two signs and the goods or services side by side. Ask whether an average consumer would really confuse them, whether the marks cover the same Nice class, and whether the sender’s registration is still valid and in genuine use.

Step 3: Choose and send a considered reply

Once you know how to respond to a cease and desist letter on the facts, send a written reply within the stated deadline, or ask for a short extension. Keep it factual, unemotional and free of admissions. Your reply might reject the claim, propose a coexistence arrangement, request evidence, or agree to a phased change. A well-judged cease and desist letter response often ends the matter without any further escalation.

Is the Claim Valid? Checking the Sender’s Rights

Not every cease and desist letter is backed by a strong right, so testing the claim is essential before you concede anything. Under the Industrial Property Code No. 6769, an infringement claim generally needs a valid registered mark, similarity between the signs, overlap in the goods or services, and a resulting likelihood of confusion. If any of those links is weak, the demand may be too.

A few points are worth checking closely.

• Is the sender’s mark actually registered at TÜRKPATENT, or only applied for?
• Does it cover the same Nice class as your goods or services?
• Has it been genuinely used in the last five years, or is it open to a non-use challenge?
• Did you begin using your sign earlier, which may give you a prior-right argument?

Answering these questions turns a vague threat into a measurable claim. Sometimes it shows the sender is right and a change is sensible. Just as often, it shows the claim is broader than the underlying right, which strengthens your hand in any negotiation over the trademark dispute in Turkey.

Your Response Options Compared

When you respond to a cease and desist letter, you are usually choosing among a handful of paths. Weigh each one against your own position.

• Reject the claim in writing. This fits when the sender’s right is weak, invalid or unused, or when there is no real confusion. The trade-off: it may prompt the sender to consider further steps if you have misjudged the strength of their mark.
• Negotiate a coexistence agreement. This fits when both sides hold legitimate marks in different niches or regions. The trade-off: it requires compromise on how each party uses its sign.
• Agree to rebrand or amend. This fits when the claim is strong and your sign is not central to your business. The trade-off: the cost of new branding, packaging and marketing materials.
• Request proof and buy time. This fits when you need to assess the mark’s validity and use before deciding. The trade-off: it delays resolution and must still respect the stated deadline.
• Ignore the letter. This is rarely advisable. The trade-off: the sender may escalate to formal enforcement without your input.

Most matters settle somewhere in the middle: a firm but polite reply that protects your position, followed by a negotiated outcome. A registered trademark and patent attorney can help you pick the option that fits the facts.

Deadlines, Risks and What Happens If You Ignore the Letter

Ignoring the letter is the highest-risk choice, because silence removes your chance to shape the outcome. The letter almost always sets a deadline, often ranging from a few days to a few weeks. Missing it does not create an automatic penalty, but it tells the sender you will not engage, which can push them toward formal enforcement steps under Code No. 6769.

The risks of doing nothing are practical. You lose the chance to negotiate a coexistence deal on friendly terms, you give up the opportunity to correct a factual error, and you keep using a sign that, if the claim is sound, exposes your business to a wider dispute later on.

If you genuinely cannot meet the deadline, a short, professional message that acknowledges the letter and asks for a reasonable extension is far better than silence. It signals good faith and keeps the door open to a negotiated result. As of the time this article is written, deadlines and procedural details vary from letter to letter, and exact, current requirements should be confirmed with a trademark and patent attorney, because IP rules change.

How Leo Patent Helps With a Trademark Dispute in Turkey

Leo Patent supports brand owners in Istanbul and across Türkiye who need to respond to a cease and desist letter with a clear head. As registered trademark and patent attorneys (marka ve patent vekili) authorised before TÜRKPATENT, we assess the sender’s rights, compare the marks, and check the register for validity and non-use, then help you shape a reply that protects your position. We also help rights holders send well-founded notices and manage oppositions. If you have received a trademark infringement letter in Turkey and are unsure of your next move, an early professional review usually saves both time and money.

Knowing how to respond to a cease and desist letter is not about winning a fight. It is about understanding your rights, testing the claim against Code No. 6769, and choosing the response that serves your business. A calm, informed trademark cease and desist letter response is almost always the strongest one.

Frequently Asked Questions

What is a trademark cease and desist letter?

A trademark cease and desist letter is a private written demand asking you to stop using a name, logo or sign that the sender says infringes their registered trademark. It is not a decision from any authority and carries no automatic penalty. It is an opening step that invites you to resolve the matter, usually within a stated deadline.

How should I respond to a trademark cease and desist letter in Turkey?

To respond to a cease and desist letter in Turkey, first confirm the sender’s rights on the TÜRKPATENT register, then assess whether the claim is strong under Code No. 6769, and send a factual reply within the deadline. Keep the reply free of admissions and, where useful, propose negotiation, request evidence, or agree to a change that suits your business.

Do I have to stop using my brand immediately?

No, receiving a letter does not oblige you to stop straight away. A cease and desist letter is a demand, not a ruling. You are entitled to assess the claim first, and you should not concede that your mark is similar until you have checked that the sender’s right is valid, registered and genuinely in use.

What happens if I ignore a trademark infringement letter in Turkey?

Ignoring a trademark infringement letter in Turkey removes your chance to negotiate and can push the sender toward formal enforcement under Code No. 6769. Even if you cannot meet the deadline, acknowledging the letter and asking for a short extension is far safer than saying nothing.

How long do I have to respond?

Most letters set a deadline that often ranges from a few days to a few weeks, though the exact period varies. The clock usually starts from the day you receive it. If the time is too short to assess the claim properly, a written request for a reasonable extension is a normal step.

Can I challenge the sender’s trademark?

Yes, in some cases you can challenge the mark behind the letter. If the sender’s registration has not been genuinely used for five years, or if you began using your sign earlier, you may have grounds to contest the claim under Code No. 6769. A trademark and patent attorney can review the register and advise whether a challenge is realistic.

Should I hire a professional to help me reply?

Engaging a registered trademark and patent attorney is strongly advisable, because how you respond to a cease and desist letter can shape the entire dispute. A professional checks the sender’s rights, weighs the claim, and drafts a reply that avoids costly admissions, which often prevents a small matter from growing into a wider trademark dispute in Turkey.

About Leo Patent

Leo Patent is a leading trademark and patent attorney firm (marka ve patent vekili) serving foreign and Turkish clients across Türkiye. The firm is registered before the Turkish Patent and Trademark Office (TÜRKPATENT) and the Istanbul Chamber of Commerce (registration no. 308755-5), and handles trademark, patent, design and other intellectual property registrations in Türkiye and internationally.

This article was prepared under the supervision of Burak Ünal, general manager of Leo Patent, registered trademark attorney (TÜRKPATENT reg. no. 2900) and registered patent attorney (TÜRKPATENT reg. no. 1677). He holds a Business Management degree from Boğaziçi University (2016) and an MSc in Finance from the London School of Economics, which he attended as a Chevening Scholar; he is also a congress member of Galatasaray Sports Club. He advises clients in Turkish, English, French and Chinese. In Türkiye, trademark and patent attorneys are a regulated profession separate from lawyers: Burak Ünal is not a lawyer, and Leo Patent does not provide lawyer services or court representation.

Need help with a trademark or patent in Türkiye? Contact Leo Patent for a consultation: www.leopatent.com · [email protected] · WhatsApp +90 532 689 48 18.

Disclaimer: Leo Patent is a trademark and patent attorney firm (marka ve patent vekili) and is not a law firm; it does not provide lawyer services, legal advice or court representation. This article is for general informational purposes only and you are strongly advised to consult a qualified professional to evaluate your personal situation. No liability is accepted that may arise from the use of the information in this article.