It means that a patent is registered by WIPO through the PCT treaty and then applied for a patent in many countries.
Patent numbers marked with WO are mostly used for patent retrieval of the same subject.
1 Intellectual property rights, also known as "intellectual property rights", refer to "the property rights enjoyed by the obligee on the intellectual labor achievements created by him", which are generally valid only for a limited period of time. All kinds of intellectual creations, such as inventions, literary and artistic works, and signs, names, images and designs used in business, can be regarded as intellectual property rights owned by a certain person or organization. According to Professor Mark Lemley of Stanford University Law School, the word "intellectual property" was widely used after the establishment of 1967 World Intellectual Property Organization.
Invention patents, trademarks and industrial designs constitute industrial property rights. Industrial property rights include patents, trademarks, service marks, names of manufacturers, names of countries of origin, prevention of unfair competition, rights to new plant varieties and exclusive rights to layout design of integrated circuits.
2. China's unique intellectual property affairs have become the agency work of some patents and trademarks (agency companies);
3. The company's intellectual property work is generally also the company's technical protection, as well as the patent analysis and early warning of competitors.