Trademark Search

J-PlatPat (Japan Platform for Patent Information) is an official digital library for patents, utility models, designs and trademarks.

Search options

To search for trademarks by number,
Trademark Number Search (External Link)
To search for trademarks by keywords, classifications, etc.,
Trademark Search (External Link)
To search for trademarks registered as defensive marks and registered trademarks certified as well-known trademarks through opposing decisions, trials, or judgment from trademark names, document numbers, etc.,
Japanese Well-known Trademark Search (External Link)
To search for a part of specific marks that cannot be registered under Trademark Law, by appellation, document number, etc.,
Unregistered Mark Search (External Link)
To obtain information about figurative elements of marks from the table of categories and divisions, and from the table of subdivided classifications (table of categories, divisions, and sections),
Table of the CFE Marks (External Link)
To search for designated goods/service name by keywords, classifications, similar group code, etc.,
Goods/Service Name Search (External Link)

Note

If the Japanese page appears when you click or tap on the external link, please click or tap on the “English” button in the upper right corner of J-PlatPat to display the English page.

For more information

Searching for Patents, Utility Models, Designs, Trademarks

[Last updated 29 October 2019]

Patent Information Policy Planning Office,
General Coordination Division,
Japan Patent Office

Tel : +81-3-3581-1101 (Ext. 2361)

E-mail: PA0630@jpo.go.jp

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Address:3-4-3 Kasumigaseki, Chiyoda-ku Tokyo 100-8915, Japan