According to the decree Law No. 551 regulates the patent law and patent registration procedure of Turkey. Utility models are considered as “Simple Patents” and all of the provisions are applicable for utility models unless it is clearly determined in the law.

Utility Model Certificates are created in order to promote the inventive activity and to contribute to technical, economical and social development by implementing the inventions in industry.

No Utility Model Certificate shall be granted for subject matters mentioned in Article 6 of this present Decree-Law as well as for processes and products obtained by such processes and for chemical products.

The invention, subject matter of the application for utility model certificate, shall not be deemed to be novel when prior to the date of filing the application, it has been rendered accessible to the public, whether in Turkey or in the world, by disclosure in writing or in any other way or when it has been put to use within the country, whether regionally or nationwide.

Disclosure, whether by publication or in any other way or use, by the applicant for utility model certificate or his predecessors, twelve months prior to the date of filing of the application or to the date of priority, if any, shall not be deemed to be destructive of the novelty of the invention, subject matter of the application.

Applications filed in Turkey for patents or for utility model certificates prior to the date of filing the application for Utility Model Certificate shall be deemed to be destructive of the novelty of the application for Utility Model Certificate even when they are published subsequently to the date of filing of the application for Utility Model Certificate.