The Patent Application Process at TÜRKPATENT, Step by Step

If you have an invention to protect in Türkiye, the patent application process at TÜRKPATENT runs through a clear sequence: file the application, pass a formality check, receive a search report, request substantive examination, answer the examiner, and receive your grant. From filing to grant usually takes around three to five years, and a granted patent lasts twenty years from the filing date, as of the time this article is written. This guide walks through the patent application process at TÜRKPATENT step by step, so you know what to prepare, what each stage involves and how long it tends to take.

What Is the Patent Application Process at TÜRKPATENT?

The patent application process at TÜRKPATENT is the official procedure for turning an invention into a registered patent before the Turkish Patent and Trademark Office. TÜRKPATENT is the national authority that examines and grants patents, utility models, trademarks, designs and geographical indications in Türkiye. The whole procedure is governed by Türkiye’s Industrial Property Law No. 6769, in force since January 2017.

To be granted, an invention must meet three tests: it must be new anywhere in the world, it must involve an inventive step that would not be obvious to a person skilled in the field, and it must be capable of industrial application. The Turkish patent registration process is built around proving these three things, first through a search report and then through substantive examination. Türkiye works on a first-to-file basis, so the date you file usually decides priority if two people invent something similar.

Before You File: Novelty Search and Patentability

Before you start the formal filing process, run a novelty search to check that your invention is genuinely new. A patent cannot be granted for something already disclosed to the public anywhere in the world, including in earlier patents, published applications, products, articles or even your own public presentations. A search done early tells you whether filing is worthwhile and helps you draft claims that avoid known prior art.

Keep your invention confidential until the application is filed. Public disclosure before the filing date can destroy novelty and sink the application. In our practice before TÜRKPATENT, applications backed by a careful prior-art search and tightly drafted claims tend to move through examination with fewer objections. If you are unsure whether an invention qualifies for a patent or for the simpler utility model route, that is the point to take advice, before any fee is paid.

How to Apply for a Patent in Turkey, Step by Step

Knowing how to apply for a patent in Turkey is mostly a matter of following the stages in order and meeting each deadline. The process runs as follows:

1. Prepare the application. Draft the description, the claims that define the scope of protection, any drawings and an abstract. The claims are the heart of the application, because they decide exactly what you can stop others from doing.
2. File with TÜRKPATENT. Submit through the TÜRKPATENT online system and pay the official filing fee. Filing fixes your filing date, which sets priority under the first-to-file rule.
3. Formality examination. TÜRKPATENT checks that the paperwork is complete and meets the formal requirements. If something is missing, you are given a period to correct it.
4. Search report. The office prepares a search report listing the prior art relevant to your claims. This report is the first real signal of how strong your application is.
5. Publication. The application is published in the official bulletin, generally around eighteen months from the filing date. Publication opens a window for third parties to submit observations.
6. Request for examination. You must request substantive examination within a set period after the search report, usually three months as of the time this article is written. Miss this deadline and the application is treated as withdrawn.
7. Substantive examination. An examiner assesses novelty, inventive step and industrial application. There can be up to three rounds of examination, and you respond to each report with arguments or amended claims.
8. Grant and registration. Once the examiner is satisfied, the patent is granted, registered and published. Protection runs for twenty years from the filing date.

Here is how the main stages and their typical timing tend to fall. Treat the figures as indicative and current only as of the time this article is written, because official timelines and fees are revised periodically.

• Filing (day one). The application is submitted and the filing date is set.
• Formality check (first few months). The paperwork is reviewed for completeness.
• Search report (around the first year). The relevant prior art is identified.
• Publication (around eighteen months). The application is made public.
• Examination (over the following years, in rounds). Novelty and inventive step are assessed.
• Grant (around three to five years from filing). The patent is registered for twenty years.

Patent Application Requirements in Turkey: Documents You Need

The core patent application requirements in Turkey are a written description, a set of claims, drawings where they help, an abstract and the official fee. Each part has a job. The description must explain the invention clearly enough that a skilled person could reproduce it. The claims define the legal boundaries of your protection. The drawings illustrate how the invention works, and the abstract gives a short technical summary for searching.

Foreign applicants face one extra, firm requirement. If you do not reside in Türkiye, you must act through a registered Turkish patent attorney (marka ve patent vekili), who files and manages the application under a power of attorney. The power of attorney is simply the document that authorises your representative to file and manage the application for you before TÜRKPATENT. Meeting the patent application requirements in Turkey at the outset, with complete and correctly drafted documents, is the single best way to avoid formality objections that cost months.

Claiming Priority From an Earlier Filing

If you have already filed for the same invention in another country, you can usually claim priority from that earlier filing within twelve months, so your Turkish application is treated as if filed on the earlier date. This matters when you are protecting an invention in several countries at once and want one consistent priority date.

The Patent Application Process at TÜRKPATENT: Examination and Grant

Examination is the stage of the patent application process at TÜRKPATENT where the substance of your invention is tested. After you request substantive examination, an examiner compares your claims against the prior art and decides whether the invention is new, involves an inventive step and can be applied in industry. The examiner issues a report, and you reply, often by narrowing or clarifying the claims to overcome the cited prior art.

This back-and-forth can run for up to three rounds, which is why the drafting of the claims at the very start matters so much: claims that are too broad invite rejection, while claims that are too narrow give away protection you could have kept. When the examiner is satisfied, TÜRKPATENT grants the patent, enters it on the register and publishes the grant. From that point you hold an enforceable right for twenty years from the filing date.

How Long Does a Patent Take in Turkey, and What Does It Cost?

How long does a patent take in Turkey is one of the most common questions inventors ask, and the honest answer is around three to five years from filing to grant, as of the time this article is written. The exact time depends mainly on the prior art the search turns up and the number of examination rounds your application goes through. A clean search and a focused response strategy shorten the path, while heavy prior art and broad claims lengthen it. If you need protection faster, the utility model route is quicker, though it gives a ten-year term rather than twenty and cannot cover processes or chemical substances.

On cost, a patent involves several layers: the official TÜRKPATENT fees at filing, search and examination, the patent attorney’s fee for drafting and prosecution, and annual maintenance fees that keep the patent in force once granted. Miss a maintenance fee and the patent can lapse, so a reliable renewal calendar is essential. Because official fees change periodically, confirm current figures with a patent attorney before you set a budget.

After the Patent Is Granted

Once granted, a Turkish patent gives you the exclusive right to stop others from making, using, offering for sale or importing the protected invention in Türkiye for twenty years from the filing date, as long as you pay the annual maintenance fees on time. The right is also an asset you can license or use to attract investment, and a granted patent that has survived full examination is a stronger negotiating tool than a pending application.

If you plan to sell the invention abroad, think about international protection early. A Turkish filing can serve as the priority basis for a later application through the Patent Cooperation Treaty (PCT) administered by WIPO, or for direct filings in individual countries or before the European Patent Office. The Turkish patent registration process and any international strategy work best when planned together from the first filing, not bolted on afterwards.

Common Mistakes to Avoid in the Turkish Patent Registration Process

The most damaging mistake in the Turkish patent registration process is disclosing the invention publicly before filing, which can destroy the novelty you need. Other frequent errors are just as avoidable:

• Skipping the novelty search. Filing without checking prior art risks spending years and fees on an application that was never going to be granted.
• Weak or overbroad claims. Claims drafted without care either invite rejection or leave gaps a competitor can use.
• Missing the examination request deadline. Failing to request examination in time means the application is treated as withdrawn.
• Forgetting maintenance fees. A granted patent lapses if the annual fees are not paid on schedule.
• Choosing the wrong route. Filing a patent when a utility model would have served, or the reverse, wastes time and money.

Most of these come down to planning and deadlines, which is exactly where a registered patent attorney earns the fee. Knowing how to apply for a patent in Turkey is one thing; managing the deadlines and examiner correspondence across several years is another.

That is the patent application process at TÜRKPATENT from start to finish: prepare strong claims, file to secure your date, pass the formality check, request examination on time, work through the examiner’s reports, and keep the granted patent alive with annual fees. Leo Patent, a trademark and patent attorney firm in Istanbul, guides Turkish and foreign inventors through every stage of the Turkish patent registration process and files and manages the application before TÜRKPATENT. Contact us for more information.

Frequently Asked Questions

How does the patent application process at TÜRKPATENT work?

The patent application process at TÜRKPATENT works in stages: you prepare and file the application, it passes a formality check, TÜRKPATENT issues a search report, you request substantive examination, an examiner assesses novelty and inventive step over up to three rounds, and the patent is then granted for twenty years from the filing date. The procedure follows Industrial Property Law No. 6769.

How do I apply for a patent in Turkey as a foreigner?

If you do not reside in Türkiye, you must apply for a patent in Turkey through a registered Turkish patent attorney who acts under a power of attorney. The attorney prepares and files the application, pays the official fees and handles all correspondence with TÜRKPATENT on your behalf, which keeps deadlines and formalities under control throughout the process.

How long does a patent take in Turkey?

How long does a patent take in Turkey depends on the prior art and the number of examination rounds, but it usually takes around three to five years from filing to grant, as of the time this article is written. A clean novelty search and focused claims tend to shorten the timeline, while heavy prior art and several rounds of examiner objections extend it.

What are the patent application requirements in Turkey?

The patent application requirements in Turkey are a clear written description, a set of claims defining the protection, drawings where useful, an abstract and the official fee. Your invention must be new worldwide, involve an inventive step and be capable of industrial application. Foreign applicants must also appoint a registered Turkish patent attorney to file the application.

How long does a Turkish patent last?

A patent in Türkiye lasts twenty years from the filing date, provided the annual maintenance fees are paid on time. The term cannot be renewed once it expires. If you need faster, shorter protection, a utility model offers a ten-year term through a lighter procedure, but it cannot cover processes or chemical and biological substances.

What is the difference between a patent and a utility model in Turkey?

A patent requires an inventive step and lasts twenty years, while a utility model requires only novelty and industrial application and lasts ten years. The utility model is faster and cheaper because there is no inventive-step examination, but it cannot protect processes or chemical substances. The choice depends on the invention and how long you need protection.

Can I claim priority from an earlier patent application?

Yes, you can usually claim priority from an earlier application filed in another country within twelve months, so your Turkish filing is treated as made on the earlier date. This is useful when you protect the same invention in several countries and want a single, consistent priority date across them.

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.