Class 37 — Construction, installation and repair

In simple terms

Liberonym’s explanation, not official wording.

Building things and keeping physical things working.

• building construction
• plumbing
• vehicle repair
• cleaning of buildings
• installation

Official class heading

Verbatim wording published by WIPO, NCL (13-2026).

Construction services; installation and repair services; mining extraction, oil and gas drilling

About this class

Official explanatory note, published by WIPO.

Class 37 includes mainly services in the field of construction, as well as services involving the restoration of objects to their original condition or their preservation without altering their physical or chemical properties.

Includes in particular

Official wording, published by WIPO.

• construction and demolition of buildings, roads, bridges, dams or transmission lines, as well as services in the field of construction, for example, interior and exterior painting, plastering, plumbing, heating equipment installation, and roofing
• shipbuilding
• rental of construction tools, machines and equipment, for example, rental of bulldozers, rental of cranes
• various repair services, for example, those in the fields of electricity, computer hardware, furniture, instruments, tools
• various restoration services, for example, building restoration, furniture restoration and restoration of works of art
• maintenance services for preserving an object in its original condition without changing any of its properties, for example, furniture maintenance, vehicle maintenance, swimming-pool maintenance and maintenance of computer hardware
• cleaning of different objects, for example, windows, vehicles, clothing, as well as the laundering and pressing of clothing

Does not include in particular

Official wording, published by WIPO.

• physical storage of goods (Class 39)
• transformation of an object or substance that involves a process of change in its essential properties, for example, the cutting, dyeing, fireproofing of cloth (Class 40), the casting, plating, treating of metal (Class 40), custom tailoring, dressmaking, embroidering (Class 40), food and drink preservation (Class 40)
• drafting construction plans, architectural services (Class 42)
• installation, maintenance and updating of computer software (Class 42), creation and hosting of websites (Class 42)

Goods/services in this class

166 official entries, published by WIPO. Basic numbers are shown where available.

Related classes

• Class 39
• Class 40
• Class 42