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«A.Zalesov & Partners» Patent & Law Firm is a full-service IP law firm that gives IP advice, handles litigation (patents, trademarks and designs) and provides services in patent, design and trademark prosecution in the Russian Patent and Trademark Office and the Eurasian Patent Office. We handle our international clients' patent and trademark portfolios (including Madrid and Hague Systems of trademark and design registration) in Russia as well as in the neighboring countries, including the countries of the Eurasian Custom and Economic Union. Twenty years of experience in conducting patent and trademark disputes between leading players in the relevant markets in Russia and abroad enables us to give verified practical advice on IP protection, invalidation and enforcement strategy.

 

In focus

The III International Conference of the Assembly of Eurasian Patent Attorneys

The III International Conference of the Assembly of Eurasian Patent Attorneys was held June 11 to 13. More than 200 patent attorneys, IP lawyers, business representatives, and regulators attended.

01.07.2026

«A.Zalesov and Partners» defended the manufacturer of the vital generic drug Nusinersen for the treatment of spinal muscular atrophy (SMA)

Lawyers of the Patent and Law Firm «A. Zalesov and Partners» successfully represented the interests of the Defendant, the Russian pharmaceutical company JSC «Generium», in a dispute over the protection of exclusive rights to an invention under Russian patent No. 2793459. The findings of the re-examination refuted the fact of the use of the invention in the medicinal product, after which the plaintiffs declared a waiver of the claims in full.

01.07.2026

Associates of «Zalesov, Timofeev, Gusev & Partners» participated in XIII charity run of layers «Legal Run 2026»

ZTG was represented in the event by lawyers Anastasia Zalesova, Ivan Istomin, Zhora Akopyan, and Vladimir Chikin.

15.06.2026