Section 23
Revocation of the patent
(1) The Office shall revoke the patent, if it is ascertained subsequently:
b) that the invention is not disclosed in the patent so clearly and completely, to be carried out by a person skilled in the art;
26.-(2) The invention must be disclosed in an application for an invention in a manner sufficiently clear and complete for it to be carried out by a person skilled in the art. Where the invention concerns an industrial microorganism for the purposes of production, the microorganism must be kept in a public collection as from the date on which the applicant's priority right begins.