What is patentable as Utility Model?

cropped logo icono

A device, a tool, an instrument, a mechanism, an apparatus or any part itself as long as they contribute with a better or different performance, uses or manufacturing, providing an utility, advantage or technical effect that they did not have previously.
Consequently, procedures, plastic or architectural works or objects only provided by esthetic features are not protectable.

What is patentable as Utility Model?