T The purpose of this undergraduate thesis is to analyze supreme court cassation decision number 808 k/pdt.sus-hki/2019 concerning the legal consequences of delays in the issuance of cassation decisions in trademark disputes. the main issues examined in this study are: (1) whether the time period for rendering the cassation decision in case number 808 k/pdt.sus-hki/2019 complies with the provisions of article 88 paragraph (8) of law number 20 of 2016 on trademarks and geographical indications, and (2) what legal consequences arise for judges who adjudicate trademark disputes when the cassation decision exceeds the statutory time limit as stipulated in law number 20 of 2016.this research employs a normative legal research method, supported by statutory and case approaches. the data used consist of secondary legal materials, which are analyzed qualitatively and presented descriptively and analytically.the findings indicate that the time period for issuing the cassation decision in case number 808 k/pdt.sus-hki/2019 does not comply with the provisions of article 88 paragraph (8) of law number 20 of 2016 on trademarks and geographical indications. the legal consequence of such delay is the failure to fulfill the principle of simple, speedy, and low-cost judicial proceedings. furthermore, violations of article 88 paragraph (8) of law number 20 of 2016 may serve as grounds for filing a judicial review by the aggrieved party and may also result in the imposition of ethical sanctions against judges, as regulated under article 19 paragraph (4) of the joint regulation of the chief justice of the supreme court of the republic of indonesia and the chairperson of the judicial commission number 02/pb/ma/ix/2012 and number 02/pb/p.ky/09/2012 concerning guidelines for the enforcement of the judicial code of ethics and conduct.