# Optimum Patent Ofisi > Optimum Patent Ofisi (Optimum Patent Office Consultancy Limited Company) is an Istanbul-based intellectual property firm founded in 2003, providing trademark, patent, utility model, and industrial design services in Turkey for domestic and international clients before the Turkish Patent and Trademark Office (TURKPATENT). ## Services - [Trademark Registration in Turkey](https://optimumpatent.com/en/trademark-registration/) - [Trademark Renewal in Turkey](https://optimumpatent.com/en/trademark-renewal-in-turkey/) - [Trademark Watching in Turkey](https://optimumpatent.com/en/trademark-watching/) - [Patent Application in Turkey](https://optimumpatent.com/en/national-patent-application/) - [PCT National Phase Entry in Turkey](https://optimumpatent.com/en/pct-national-phase-entry/) - [European Patent Validation in Turkey](https://optimumpatent.com/en/epc-national-validation/) - [Utility Model Protection in Turkey](https://optimumpatent.com/en/national-utility-model-application/) - [Industrial Design Registration in Turkey](https://optimumpatent.com/en/industrial-design-registration-turkey-2/) - [Customs Recordals-Trademarks and Designs](https://optimumpatent.com/en/trademarks/custom-recordal-trademark-design/) - [International IP Portfolio Management](https://optimumpatent.com/en/international-ip-portfolio-management/) ## Company - [About Us](https://optimumpatent.com/en/about-us-optimum-patent-office/) - [Team](https://optimumpatent.com/en/team/) - [Contact](https://optimumpatent.com/en/contact-optimum-patent-office/) ## Resources - [FAQ](https://optimumpatent.com/en/faq/) - [Blog](https://optimumpatent.com/en/category/blog-en/)