3702 Construction services (Class 37 similar group): items and numbers

Notes on similar group 3702

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

This similar group is cross-searched with roof repair in 3704 in the 8th and earlier editions.

Practice notes (J&C)

This group is building, building construction, demolition of buildings, asphalting, rental of construction equipment, construction of commodity housing, etc. Official note: this group is cross-searched with roof repair in 3704 in the 8th and earlier editions. Construction companies use this group as their core; decoration and repair are in 3704, equipment installation in 3706, and architectural design in 4217 of Class 42 (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	3702	370111	水下修理	underwater repair
37	3702	370081	铆接	riveting
37	3702	370109	铺路	road paving
37	3702	370122	盖房顶	roofing services
37	3702	370110	用砂纸打磨	sanding
37	3702	370093	搭脚手架	scaffolding
37	3702	370042	建筑物防水	building sealing / damp-proofing [building]
37	3702	370030	水下建筑	underwater construction
37	3702	370041	仓库建筑和修理	warehouse construction and repair
37	3702	370005	铺沥青	asphalting
37	3702	370044	挖掘机出租	rental of excavators
37	3702	370070	粉刷	plastering