Numbering system – Russian Federation (RU)

Document types and kindcodes

Patents

Kind code A 

• published application for invention

Kind code A3 

• published information search report  (from 2017 onwards)

Kind code C1 

• published patent on invention
• issued without the preceding publication of the application (first publication)

Kind code C2 

• published patent on invention
• issued after the preceding publication of the application

Kind code C3

• supplementary patent granted for patent term extension (from 2017 onwards)
• granted under new patent number different then original patent

Kind code C8 

• reissue
• corrected version of first page of the patent for invention

Kind code C9 

• reissue
• corrected version of description of the patent for invention

Utility models

Kind code U1

• published utility model patent

Designs

Kind code - none

Number formats

Patents

yyyynnnnnn application numbers
(from 2000 onwards)

• four digits for the year (y)
• six digits for the serial number (n)

yynnnnnn application numbers
(between 1992 and 2000)

• two digits for the year (y)
• six digits for the serial number (n)

yyyynnnnnn number of published patent application
(from 2000 onwards)

• four digits for the year (y)
• six digits for the serial number (n)
• application number = number of published patent application 

yynnnnnn number of published patent application
(between 1992 and 2000)

• two digits for the year (y)
• six digits for the serial number (n)
• application number = number of published patent application 

nnnnnnn number of published patent

• up tp seven digits for the serial number (n)

Utility models

yyyynnnnnn application numbers
(data in Open Registers available since 2007)

• four digits for the year (y)
• six digits for the serial number (n)         

nnnnnnn published utility model patent

• up tp six digits for the serial number (n)

Designs

yyyynnnnnn application numbers
(data in Open Registers available since 2007)  

• four digits for the year (y)
• six digits for the serial number (n)

nnnnnnn published design patent

• up to six digits for the serial number (n)