中国 公報のKIND CODEと番号体系

特許:
　公开
　　unexamined patent publication (A)
　审定公告
　　examined patent publication (before 1993) (B)
　授权公告
　　granted patent publication (1993 - date) (C)
実用新案と意匠:
　公告
　　pre-grant utility model publication (before 1993) (U)
　　pre-　　　　grant design publication (before 1993) (S)
　授权公告
　　registered utility model publication (1993 - date) (Y)
　　registered design publication (1993 - date) (D)

番号フォーマット
　yyyy t nnnnnnn.n application numbers
　four digits for the year (y)
　one digit for the type of patent right (t)
　seven digits for the serial number (n)
　one check digit (.n)
　(before October 2003: yy t nnnnn.n)

　t nnnnnn publication numbers
　one digit for the type of patent right (t)
　six digits for the serial number (n), no year
　(since August 2007: t nnnnnnnn)

特許の種類 (t)
　1 - patent for invention
　2 - patent for utility model
　3 - patent for design
　8* - PCT application (patent)
　　　　entering national phase in China
　9* - PCT application (utility model)
　　　　entering national phase in China　
　(* types 8 and 9 are only used in application numbers)