A trademark search method, device and system

Abstract

The invention discloses a trademark retrieval method, which includes: establishing a sample trademark database and a corresponding relationship between the sample trademark and known applied-for registered graphic trademark graphic element code division data; extracting and processing the image feature information of the sample trademark, and establishing The corresponding relationship between the sample trademark and the extracted image feature information; extract the image feature information of the trademark to be inspected; use the image feature information as the search condition to perform a matching search to find the sample trademark with the predetermined similarity and the sample trademark with the highest similarity and The corresponding graphic element code; obtain and confirm the graphic element code of the trademark to be inspected; use the graphic element code as the search condition to perform a matching search to find the matching sample trademark; use the image feature information as the search The key elements are coded as the search results of the search conditions are collected; the collected trademarks are sorted according to the similarity of the image feature information. Utilizing the invention can realize the standardized retrieval of graphic trademarks.

Description

technical field [0001] The invention relates to the field of trademark information retrieval, in particular to a trademark retrieval method, device and system. Background technique [0002] Trademark search is an important task in procedures such as registration application, trademark examination, trademark management, and trademark rights protection. The main purpose of the trademark search is to find the same or similar trademarks in the sense of the trademark law, so as to confirm the information about the scope of rights of a certain trademark. The predecessor of the World Intellectual Property Organization, the United International Bureau for the Protection of Intellectual Property and the International Coordinating Committee, established an expert committee in 1967 to study and draft the International Classification of Figurative Elements of Trademarks. The Classification of Figure Elements was first introduced in an agreement signed at the Vienna Diplomatic Conferenc...

AI Technical Summary

Problems solved by technology

However, the existing trademark retrieval methods based on image recognition technology can theoretically perform trademark information retrieval tasks, but there are also many defects and drawbacks, mainly reflected in: the international general standard for coding graphic elements of trademarks is basically not adopted It is difficult to find the same or similar trademarks under the current trademark examination standard rules when conducting trademark searches. Because the existing trademark search methods based on image recognition technology do not meet the internationally accepted search standards for the coding of trademark graphic elements, they have not been able to It is generally recognized by the trademark authority and the trademark legal service industry, but it is easy to miss the same or similar trademarks, and the practicability is poor

Therefore, the existing trademark retrieval methods based on image feature recognition technology are rarely commercialized or applied in practical work in professional fields such as trademark authorities, trademark agencies, trademark legal service agencies, and enterprise trademark management departments.

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