Article 2
(1) For the purposes of this Decree.
(b) “microbiological process” means any process involving or performed upon or resulting in microbiological material.
(2) A process for the production of plants or animals is essentially biological if it consists entirely of natural phenomena such as crossing or selection.
(3) “Variety” shall be taken to mean a plant grouping within a single botanical taxon of the lowest known rank, which grouping, irrespective of whether the conditions for the grant of a plant variety right are fully met, can be:
(a) defined by the expression of the characteristics that results from a given genotype or combination of genotypes,
(b) distinguished from any other plant grouping by the expression of at least one of the said characteristics, and
(c) considered as a unit with regard to its suitability for being propagated unchanged.
Article 4
(1) The following shall not be patentable:
(a) plant and animal varieties; and
(b) essentially biological processes for the production of plants or animals.
(2) Inventions which concern plants or animals shall be patentable if the technical feasibility of the invention is not confined to a particular plant or animal variety.
(3) Paragraph 1(b) shall be without prejudice to the patentability of inventions which concern a microbiological or other technical process or a product obtained by means of such a process.