Many companies have applied for the patent of the name Cloud Cube. These companies include companies from different industries, companies engaged in the decoration industry with the Internet as the center, companies engaged in digital management of decoration, and companies related to space optimization and urban environment optimization. So there is a patent for Cloud Cube.
In addition, whether a thing has a patent can be retrieved through the following system:
Patent retrieval and service system of China Patent Office
EPO- Search European Monopoly Office's patents are extremely comprehensive, and it also provides translations in various languages.
Patent retrieval of American Academy of Sciences
WIPO WIPO-search international and national patent collections
Japanese patent &; Utility model bulletin database
Kipris (Korea Intellectual Property Information Service), a free patent information search service.