https://www.epo.org/en/service-support/faq/searching-patents/asian-patent-information/russian-federation/general-1

How long are the terms of protection of Russian patents and utility models?

The term of protection for patents is twenty years from the date of filing of the application.

For utility models filed after 1 January 2015, the term is ten years from the filing date, with no possibility to extend. For utility models filed before 1 January 2015, it was possible to obtain a one-off extension of three years, extending the maximum term to thirteen years.

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