The Department of Patents, Designs and Trademarks (DPDT) operates under the Ministry of Industry of the Government of the People's Republic of Bangladesh. Established in 2003 through the amalgamation of the former Patent Office and the Trademarks Registry, the DPDT is dedicated to the protection of intellectual property rights. Its core functions include granting patents for innovations, registering industrial designs, and protecting trademarks, including geographical indications.

The DPDT provides an array of services aimed at promoting creativity and protecting the rights of inventors and businesses. These services encompass online applications for patents, designs, trademarks, and geographical indications, along with detailed guidance on the legal frameworks governing intellectual property. In addition, the department offers training workshops and resources regarding intellectual property rights to foster knowledge and compliance among stakeholders. By facilitating secure and legitimate channels for registration, the DPDT plays a pivotal role in enhancing the innovation landscape in Bangladesh, contributing to both local and international markets.