Patent and Trademark Attorneys


Patent LithuaniaMIKHAILYUK, SOROKOLAT & PARTNERS offers the full range of legal services related to patent registration in Lithuania including patent search, patent translation, filing and further prosecution of the Lithuanian patent application, patent maintenance, preparing and recordal of assignment and license agreements as well as representing clients before courts. We do our best to represent our clients' interests in the most efficient and cost-effective manner.

The validity term of a Patent in Lithuania is 20 years from the filing date. For pharmaceutical patents and patents for agrochemicals it is possible to apply for extension of this term for 5 years. In case the patent is extended the Supplementary Protection Certificate (SPC) is issued.

A 6-month novelty grace period term is applied only if the disclosure took place at the international exhibition or by the third parties in bad faith.

Overview of the Patent registration procedure in Lithuania:
After completion of filing procedure the Lithuanian patent application undergoes the formal examination. On condition that the applicant submits all required documents, the notification about positive result of the formal examination is issued. After formal examination the application is published in the Official Bulletin. No substantive examination on inventions is stipulated by the Lithuanian legislation, the patent is issued on the responsibility of the applicant and may be appealed in court. The patent is issued after payment of the registration fee and the first post grant annuities that should be paid within 3 months.

The procedure of the patent registration in Lithuania takes from 1 to 2 years.

Foreign applicants must be represented before the Office by a registered Lithuanian patent attorney.

For filing a patent application in Lithuania we need:
- your filing instructions with applicant's and inventor's names, addresses and citizenships;
- filing number and date of priority application or PCT application;
- specification with claims, abstract and drawings;
- copy of the amendments, if any;
- Power of Attorney simply signed and stamped by the applicant(s), legalization and notarization are not required (may be provided to the Lithuanian Patent Office within 3 months from filing the application);
- Assignment Deed from the author to the applicant in case the author and the applicant are not the same persons (may be provided to the Lithuanian Patent Office within 3 months from filing the application);
- for conventional applications - Certified copy of the priority document if priority is claimed (may be provided to the Lithuanian Patent Office within 3 months from the filing date).

The term for filing a conventional patent application in Lithuania is 12 months from the priority date. With effect from September 4, 2014 Lithuania closed its national route via the PCT.

For more information about patent registration in Lithuania or quotation for filing and prosecution of the Lithuanian patent application please contact us.

See also