After registration it significant to keep IP rights in force.
This means that patent annuities and trademark renewals must be paid in time due or at least in grace period.
Patents for invention can be kept in force for 20 years after filing date, whereas utility patents can be in force only 10 years. Special inventions requiring special testing can be extended for term up to 5 years and pharmaceuticals with proven pediatric indication use can enjoy additional 6 month. All this time annuity fees must be paid.
Trademarks in Ukraine, similarly to many other countries, to be in force shall be renewed every 10 years so many times as holder wants.
Vary object have differences in keeping it in force so it convenient and profitable to hire local representative to conduct procedure of keeping IP objects in force by timely payment of Annuities / Renewals and actualization of addresses and names.