Log in to the official website of the Russian Federal Service for Intellectual Property, Patents and Trademarks: https://rospatent.gov.ru/en;

Step 1: Click Databases at the bottom of the home page;

Step 2: After the page jumps, click INFORMATION RETRIEVAL SYSSTEM under ELECTRONIC SERVICES to enter the patent database selection page;

Step 3: Click the SEARCH button in the information retrieval system. You can select RUSSIAN PATENTS (ENG) on the jumped page to search for patents in English. Click TO SEARCH to jump to the patent query page. The link to the patent query page is: https://new. fips.ru/iiss/search.xhtml.

(2) Fill in the search information on the patent search page, click the SEARCH button to search, and click the patent number in the displayed search results to obtain brief information.

(3) Click the patent number link in the upper right corner again on the patent page to view more detailed information (if it expires due to failure to pay the annual fee, a prompt will be displayed at the bottom of the page).

Valid patents:

Patents that have expired due to non-payment of annual fees:

It should be noted that the homepage of the Russian website is different from the homepage of the English website. The service content of the Russian website is more detailed. You can directly check the payment method and obtain receipts and other content through the link below the homepage. There are no such detailed options below the English website.