4012 Waste treatment services (Class 40 similar group): items and numbers

Notes on similar group 4012

Official notes (CNIPA Table of Similar Goods and Services, 2026 text; J&C reference translation)

This similar group is cross-searched with the accepted service "wastewater treatment" in 4014 in the 12th and earlier editions and with 4225 in the 7th and earlier editions.

Practice notes (J&C)

This group is recycling, destruction and incineration of waste and rubbish, decontamination treatment of hazardous materials (renamed in 2026), etc. Official note: this group is cross-searched with wastewater treatment in 4014 in the 12th and earlier editions. Transport and storage of waste are in 3901/3906 of Class 39, and environmental consultancy is in Class 42 (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
40	4012	400139	混凝土粉碎	crushing of concrete
40	4012	C400007	废气处理	waste gas treatment
40	4012	C400008	废水处理	waste water treatment
40	4012	400109	有害材料的净化处理	processing of hazardous materials for decontamination
40	4012	400105	废物和垃圾的销毁	destruction of waste and trash
40	4012	400068	废物和垃圾的回收利用	recycling of waste and trash
40	4012	400116	废物和可回收材料的分类（变形）	sorting of waste and recyclable material [transformation]
40	4012	400106	废物和垃圾的焚化	incineration of waste and trash
40	4012	400124	废物再生	upcycling [waste recycling]
40	4012	400097	废物处理（变形）	waste treatment [transformation]