Real estate is a comprehensive and complicated concept. From the physical phenomenon, it is composed of buildings and land. Land can be divided into undeveloped land and developed land. Buildings are attached to land and combined with it. Building refers to the product of artificial construction, including houses and structures. The concept of real estate should be understood from two aspects: real estate is both an objective material form and a legal right. As an objective material form, real estate refers to the general name of real estate and real estate, including land and permanent buildings on land and their derived rights. Real estate refers to all kinds of houses built on land, including houses, factories, warehouses and commercial, service, cultural, educational, health, sports and office buildings. Real estate refers to land and a certain space above and below it, including various underground infrastructure and ground roads. Real estate is also called real estate in economics because of its own characteristics, that is, the fixed position and immovability. There can be three forms of existence: namely, the integration of land, buildings and premises. In the real estate auction, the auction target can also exist in three forms, namely, land (or land use right), material entities and their rights and interests in the state of integration of buildings and premises. With the development of personal property ownership, real estate has become the main component of commercial transactions. The essence of real estate in the legal sense is a kind of property right, which refers to various economic interests contained in real estate entities and various rights formed from it, such as ownership, use right, mortgage right, pawn right and lease right. What kind of real estate trademark registration belongs to? If you want to protect brands and trademarks in the real estate industry, what kind of real estate trademark registration belongs to? According to the encyclopedia of trademark classification, real estate belongs to the following trademark categories: real estate trademark registration belongs to the 36th category of trademarks, and the 36th category of trademark transfer mainly includes: insurance; Financial affairs; Monetary affairs; Real estate affairs. Similar groups of real estate trademark transfer are as follows: 364 real estate affairs, real estate rental 364, real estate agent 367, housing agent 368, real estate broker 368, real estate appraisal 3614, real estate management 3632, apartment management 3633, apartment rental 3635, residence (apartment) 3645, office.