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Japon

Désolé. Actuellement, cette page n'existe pas en français.

Every year, some 400 000 patent applications are filed with the Japan Patent Office (JPO). This site provides information on filing trends and grant figures in Japan. It offers background information on special features of the Japanese patent system and guidance on other essentials of Japanese patent documentation including the numbering system and Japanese imperial years.

FAQ

Answers to common questions about patents and patent information in Japan. If you cannot find the answer you are looking for, you can write to us using our form. If your question is of general interest, and if you agree, we will add it, together with our answer, to the FAQ. All information submitted to us will be treated confidentially.

Facts and figures

Developments in filing figures and application trends in Japan, based on data taken from the Japan Patent Office's Annual Reports.

Grant procedure

A flowchart overview of the most important steps in the Japanese procedures from filing an application to the grant of a patent.

Numbering system

An introduction to the most important document types (including kind codes) and explanations of the formats for document numbers in Japan.

Useful terms

Some common patent terms in Japanese, Western transcription and English translation.

Searching in databases

Tips and tricks for using free Japanese data sources without knowledge of Japanese. Simple, step-by-step search guides demonstrate how to make the most of the wealth of data available in original Japanese databases.