Before you file a patent application in Türkiye, a patent search in Turkey is the most useful step you can take. A prior-art search checks whether your invention is already known to the public, so you only commit money to an application that has a real chance of protection. This guide explains how to run a patent search in Turkey before filing, which databases to check, and how to read what you find.

A prior-art search will not guarantee a granted patent, but it answers two questions fast: whether something identical already exists, and how crowded your technical field is. In our practice before TÜRKPATENT, applications that begin with a clean, honest search tend to move through examination with fewer surprises.

What Is a Patent Search in Turkey?

A patent search in Turkey is a structured review of existing patents, published applications and other public documents to check whether your invention is new. The aim is to find prior art, meaning anything already available to the public, anywhere in the world, that could affect the novelty or inventive step of your idea. Under Türkiye’s Industrial Property Code No. 6769, an invention must be new, involve an inventive step and be capable of industrial application to be patentable.

Prior art is not limited to Turkish patents. It includes foreign patents, scientific articles, product manuals, conference papers, catalogues, websites and even earlier public use of a similar product. A thorough patent prior-art search before filing looks broadly, because an examiner at TÜRKPATENT or an international search authority will do the same.

Prior Art Versus Freedom to Operate

These are two different questions, and it helps to keep them apart. A patentability or prior-art search asks whether you can get a patent on your invention. A freedom-to-operate search asks whether you can sell a product without infringing someone else’s patent. This guide covers the first question. If you also plan to manufacture or sell, discuss a separate freedom-to-operate review with a patent attorney, because the two searches apply different criteria.

Why a Patent Prior-Art Search Before Filing Matters

A patent prior-art search before filing matters because it saves money, time and disappointment. Official fees, professional fees and translation costs add up, and most are not refundable if your invention turns out to be already known. A focused search at the start can prevent a long, costly application that was never going to succeed.

It protects novelty. If you find identical prior art, you can redesign the invention or narrow your claims before filing rather than after.
It shapes stronger claims. Knowing the closest prior art helps you draft claims that focus on what is genuinely new.
It sets expectations. A crowded field usually signals a harder examination and a narrower likely scope of protection.
It informs strategy. The results help you choose between a patent and a utility model, or between a national filing and an international route through WIPO or the EPO.

Where to Search: Databases for a Patent Search in Turkey

The main databases for a patent search in Turkey are free, official and public. You do not need expensive tools to make a strong start. Begin with the sources below, and remember that a good prior art search in Turkey draws on more than one of them.

TÜRKPATENT Research Services

The Turkish Patent and Trademark Office (turkpatent.gov.tr) offers online research services for patents and utility models filed or validated in Türkiye. This is the natural first stop to see what already exists on the national register and to understand the local landscape.

Espacenet From the EPO

Espacenet, run by the European Patent Office (epo.org), indexes a very large collection of patent documents from around the world, with machine translation and classification search. It is the workhorse of most prior-art searches and covers far more than Europe alone.

WIPO PATENTSCOPE

PATENTSCOPE, from the World Intellectual Property Organization (wipo.int), covers international PCT applications and many national collections, with strong multilingual searching. It is especially useful when your field is active across several countries.

Google Patents and Non-Patent Literature

Google Patents is fast for keyword searching and links to related documents and citations. Do not forget non-patent literature. Journals, product catalogues, technical standards and even old brochures can all count as prior art that affects your novelty.

How to Search Patents in Turkey, Step by Step

To search patents in Turkey effectively, work from broad keywords to precise classifications, then read the closest results in full. Here is a practical sequence you can follow.

Describe the invention in plain language. Write two or three sentences on what it does and the problem it solves, then list its essential technical features.
Build a keyword list. Add synonyms, older terms, brand-free descriptions and foreign-language equivalents. A single missed synonym can hide the most relevant document.
Find the classification codes. Use the Cooperative Patent Classification (CPC) or the International Patent Classification (IPC) to locate your technical area. Classification search catches documents that keywords alone miss.
Search each database. Run your keywords and classes through TÜRKPATENT research services, Espacenet and PATENTSCOPE, and note the closest documents from each.
Read the closest results carefully. Focus on the claims and drawings, not just the title or abstract. The claims define what each earlier patent actually protects.
Record what you find. Keep the document numbers, dates and a short note on how each relates to your invention. That record is invaluable when you draft your own application.

Knowing how to search patents in Turkey is a skill that improves with each attempt. If the field is technical or the stakes are high, a professional search by a patent attorney adds classification expertise and an experienced eye for the closest art. This is often where a well-run patent search in Turkey turns into a filing decision you can trust.

Choosing the Right Depth of Search

Different searches suit different moments in the process. The list below sets out the main options so you can choose the right depth for your situation.

Quick self-search. Run by the inventor using free databases, for an early sanity check before you spend on a filing. Cost: free.
Professional prior-art search. Run by a patent attorney for a reliable view of novelty and the closest art before filing. Cost: moderate.
TÜRKPATENT official search report. Produced by a TÜRKPATENT examiner after filing, this is the formal report that drives examination. An official fee applies.
Freedom-to-operate search. Run by a patent attorney to check whether a product can be sold without infringing existing patents. Cost: higher, and usually the most detailed.

Reading the Results: Novelty and Inventive Step

Finding a similar document does not automatically end your application. The two tests to keep in mind are novelty and inventive step. Novelty fails only if a single earlier document shows every essential feature of your invention. Inventive step fails if a skilled person could reach your invention obviously by combining known documents. Many inventions survive a frightening-looking search because the closest document still misses one key feature, or teaches away from your approach.

When you read a result, compare its claims feature by feature against your own list. If an earlier patent covers three of your four essential features but not the fourth, that fourth feature may be where your patentable contribution lives. This feature-by-feature reading is the heart of any serious prior art search in Turkey.

The TÜRKPATENT Patent Search Process and Examination

The TÜRKPATENT patent search process continues after you file, so your own search should anticipate it. Once an application is filed, it goes through a formality check, then a search that produces an official search report listing the relevant prior art. After the application is published, usually around eighteen months from the filing or priority date as of the time this article is written, substantive examination assesses novelty and inventive step against that art.

Utility models follow a lighter path. They receive a search report but generally no substantive examination of inventive step, which can make them faster for incremental improvements. As a general guide, and subject to change, a Turkish patent can offer protection for up to twenty years and a utility model for up to ten, both counted from the filing date. Because official fees, timelines and rules under Code No. 6769 change, confirm the current details with a patent attorney before you rely on any figure here. Understanding the TÜRKPATENT patent search process in advance lets you shape claims around the prior art an examiner is likely to cite.

Common Mistakes to Avoid

The most common mistakes in a prior art search in Turkey are avoidable once you know them.

Disclosing the invention too early. Public use, a trade-show demo or a social post can become prior art against you. Türkiye recognises a limited grace period for certain disclosures by the inventor, but the safest course is to search and file before you disclose. Confirm the grace-period details with a patent attorney.
Searching keywords only. Inventors describe the same idea in different words. Without a classification search, you will miss documents that never use your chosen terms.
Stopping at the abstract. The abstract is a summary, not the legal scope. Always read the claims of the closest documents.
Ignoring foreign and non-patent literature. A product manual in another language can defeat novelty just as easily as a granted patent.
Treating one clean search as final. New documents publish constantly. A search is a snapshot, so date your results and revisit them before you file.

Bringing Your Search and Filing Together

A careful patent search in Turkey turns a hopeful idea into an informed decision. It shows you whether your invention is likely new, where the closest art sits, and how to draft claims that stand the best chance in examination. Treat the patent prior-art search before filing as the foundation of your whole strategy, not an optional extra. When you are ready to move from searching to filing, we are here to help. Contact us for more information.

Frequently Asked Questions

How do I run a patent search in Turkey before filing?

You run a patent search in Turkey by describing your invention, building a keyword and classification list, and searching official databases such as TÜRKPATENT research services, Espacenet and WIPO PATENTSCOPE. Read the claims of the closest documents, not just the abstracts, and record what you find so you can compare it against your invention feature by feature.

Is a patent search in Turkey legally required before filing?

No, a patent search in Turkey is not legally required, but it is strongly advisable. TÜRKPATENT will search and examine your application in any case, so an early search simply lets you learn about disqualifying prior art before you spend on fees, drafting and translation rather than after.

Can I do a prior art search in Turkey myself for free?

Yes, you can do a prior art search in Turkey for free using TÜRKPATENT services, Espacenet, PATENTSCOPE and Google Patents. A self-search is a good first filter, but a professional search adds classification expertise and a trained reading of the closest claims, which matters when the field is technical or the invention is commercially important.

How much does a patent prior-art search cost in Turkey?

A self-search using free databases costs nothing but your time, while a professional patent prior-art search before filing carries a professional fee that varies with the complexity of the field. The official TÜRKPATENT search report during examination has its own fee. Because fees change, confirm current amounts with a patent attorney as of the time you plan to file.

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

A patent requires novelty, inventive step and industrial applicability and undergoes substantive examination, while a utility model receives a search report but generally no substantive inventive-step examination. Utility models can be faster and suit incremental improvements, but they usually offer a shorter maximum term. A patent attorney can advise which route fits your invention.

How long does the TÜRKPATENT patent search process take?

The TÜRKPATENT patent search process spans several stages that together take from a matter of months to a few years, depending on the workload and the technical area. Applications are usually published around eighteen months from the filing or priority date as of the time this article is written, with the search report issued before substantive examination.

Does disclosing my invention affect a patent application in Turkey?

Yes, public disclosure can create prior art that counts against your own application, which is why many inventors search and file before showing the invention publicly. Türkiye recognises a limited grace period for certain disclosures by the inventor, but relying on it is risky, so discuss your timing with a patent attorney before you present or sell.

How do I know if my invention is new enough to patent?

Your invention is likely new enough if no single earlier document shows all of its essential features and a skilled person could not reach it obviously by combining known documents. Compare the closest search results claim by claim against your feature list, and let a patent attorney review any borderline results before you commit to filing.

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.