Table of Similar Goods and Services
3705 Installation and repair of heating equipment
Notes on similar group 3705
Practice notes (J&C)
This group has only installation and repair of heating equipment, boiler cleaning and repair, and maintenance and repair of burners; there are no official notes. Air-conditioner installation is in 3706, and heating equipment (as goods) is in 1108 of Class 11 (practical tip). No additions or deletions to this group in 2026.
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 |
|---|---|---|---|---|
| 37 | 3705 | 370011 | 锅炉清洁和修理 | boiler cleaning and repair |
| 37 | 3705 | 370024 | 加热设备安装和修理 | heating equipment installation and repair |
| 37 | 3705 | 370012 | 燃烧器保养与修理 | burner maintenance and repair |