4220 Computer programming and related services (Class 42 similar group): items and numbers

Notes on similar group 4220

Practice notes (J&C)

This group is software design, software as a service (SaaS), platform as a service (PaaS), cloud computing, website hosting, data storage, information-technology consultancy, artificial intelligence as a service (AIaaS, added in 2026), etc.; there are no official notes.

Note for software businesses: this group is services, downloadable software is in 0901 of Class 9, online-advertising platforms are in Class 35, and communications transmission is in Class 38; research in the field of artificial intelligence is now in Part (1) of 4209 (practical tip).

Applies to the 2026 edition · Published 2026-10-09 · Reviewed 2026-10-09

Data version: CNIPA Table of Similar Goods and Services, 2026 text (based on the 13th edition of the Nice Classification, NCL 13-2026, in force since 1 January 2026). Chinese terms, groups and numbers follow the official text; English and Spanish terms are taken from WIPO, while CNIPA-specific items (C numbers) carry reference translations, whose English was fully revised on 8 October 2026. NCL 13-2027 enters into force on 1 January 2027. Selected reference translations were revised on 13 October 2026.

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Class	Group	Item No.	Chinese	English
42	4220	420203	计算机程序和数据的数据转换（非有形转换）	conversion of computer programs and data, other than physical conversion
42	4220	420210	文档数字化（扫描）	digitization of documents [scanning]
42	4220	420226	电子数据存储	electronic data storage
42	4220	420200	托管计算机网站	hosting computer websites
42	4220	420221	信息技术［IT］支持服务（软件的故障排除）	information technology [IT] support services [troubleshooting of software]
42	4220	420201	计算机软件安装	installation of computer software
42	4220	420215	通过远程访问监控计算机系统的运行	monitoring of computer system operation by remote access
42	4220	420225	远程数据备份	off-site data backup
42	4220	420227	通过网站提供计算机技术和编程信息	providing information relating to computer technology and programming via a website
42	4220	420209	提供互联网搜索引擎	providing search engines for the internet
42	4220	420175	恢复计算机数据	recovery of computer data
42	4220	420159	计算机软件出租	rental of computer software
42	4220	420205	网络服务器出租	rental of web servers
42	4220	420223	服务器托管	server hosting
42	4220	420220	软件即服务（SaaS）	software as a service [SaaS]
42	4220	420139	计算机软件设计	computer software design
42	4220	420219	网站设计咨询	website design consultancy