Article 16
Inventions that are new, the result of an inventive step and industrially applicable under the terms of this Law shall be patentable, with the exception of:
I. essentially biological processes for obtaining, reproducing and propagating plants and animals;
II. biological and genetic material as found in nature;
IV. the human body and the living matter constituting it;
Article 19
The following shall not be considered inventions for the purposes of this Law:
II. discoveries that consist in making known or revealing something that already existed in nature, even though it was previously unknown to man;