Lawyers of «A.Zalesov & Partners» Patent & Law Firm represented the interests of the patent holder, «GEROPHARM» LLC, in a dispute on invalidating a patent relating to the production of a medicinal product with the INN «Insulin Glargine» for the treatment of type 1 and type 2 diabetes due to an incorrect indication of the author (Case No. SIP-300/2025).
The plaintiff, foreign company «Sanofi», claimed for a partial invalidation of the patent of «GEROPHARM» LLC, arguing that it was issued with a false author listed.
The team of «A.Zalesov & Partners» developed and successfully implemented a comprehensive strategy to protect the client's interests, including developing and presenting the legal position to the court, taking into account the plaintiff's claims and other related matters, and collecting and presenting evidence in the case.
At the court hearing on December 11, 2025, the court announced the operative part of the decision—to reject the claim of «Sanofi».
The client's interests in the case were represented by Aleksey Zalesov, Head of Intellectual Property Practice, Irina Ozolina, Senior Partner, and Darya Kushnarenko, Senior Associate.