OLIVARES Perpetual Copyright?

I. INTRODUCTION

1.1 Statement

The author's economic rights have always been subject to limits in both time and form. Time limits are not just an external restriction; they are essential to maintaining a fair balance between private and public interests. From a legal perspective, and from others as well, temporality is part of the very structure of these rights. The public domain is the natural result of that limitation. It plays a necessary role in completing the system as a whole. This principle is recognized by many constitutions and by international treaties.

On the other hand, there have been formal requirements for copyright¹ protection. Their origin and context are historical. In earlier times, protection depended on compliance with specific legal procedures, mainly for reasons of legal certainty. Failure to meet these requirements could cause works to fall into the public domain. In general, the law imposed formalities such as registering works,