This research discusses the application of the Pacta Sunt Servanda principle to unwritten agreements related to fisheries product sharing. The aim of this research is to find out how the Pacta Sunt Servanda Principle is applied to unwritten agreements and to find out what are the obstacles to the application of the Pacta Sunt Servanda Principle to unwritten agreements regarding fishery product sharing. This research uses a normative juridical type of research. By using several approaches, namely: legislation (statute approach), conceptual approach (conceptual approach).The results of this research show that the principle of pacta sunt servanda indeed requires parties to mutually fulfill their obligations in accordance with Article 1338 of the Civil Code. The agreement will be implemented if it meets the requirements in Article 1320 of the Civil Code and the parties mutually agree as per the meaning of Article 1313 of the Civil Code. When the agreement is ratified by the parties, the principle of pacta sunt servanda will apply. Apart from that, the results of this research also show that there are obstacles to the application of the principle of pacta sunt servanda in unwritten agreements regarding fishery product sharing, profit sharing agreements are general or not specific to a sector, so that we know about marine fisheries product sharing agreements as the author's research object. referring to law number 16 of 1964 concerning fishery product sharing agreements.
 

This research aims to determine the Juridical Analysis of Intellectual Property Rights Protection in the Mobile Legend and League of Legend Games from an Indonesian Legal Perspective, based on the title raised in this research. This research uses a type of normative juridical research. The process of collecting data from the objects studied in this research uses primary, secondary and tertiary techniques. The data obtained by this research uses a qualitative method which explains the relationship between variables and generalizes the social phenomena studied.The results of this research show that online gaming has become a rapidly growing industry with many opportunities and challenges related to intellectual property rights and the development of the online gaming industry has also brought complex issues related to copyright, trademarks and patents involving various elements. unique in online games. therefore, the role of intellectual property rights in protecting creative works in games, encouraging innovation, and overcoming violations of intellectual property rights. So it is important to collaborate between online game developers, players and the government in creating a clear and fair legal framework to protect intellectual property rights in online games.