UML Par. 9
If the international application is for both a utility model and a patent (refer to the case referred to in paragraph CZ.15(ii), the applicant must, within the time limit applicable for the entry into the national phase, comply with the following requirements:
(i) pay two filing fees for both the patent and the utility model,
(ii) furnish the translation into Czech language,
(iii) furnish the translation of international application in three copies for the patent and in two copies for the utility model,
(iv) file the power of attorney in duplicate.
The requirements (i), (iii) and (iv) may still be complied with within a time limit fixed in an invitation by the Office, if not already complied with within the time limit applicable for the entry into the national phase.