Kusumoto Patents & Trademarks is a patent law office in Japan dealing with Japanese patents, designs and trademarks, which was founded more than 30 years ago.

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1(a) Filing requirements for PCT National Phase Entry in Japan

Specification including title, description, claims, abstract and drawings
PCT Application number and date thereof
Registered name, address and nationality of the Applicant
Name and address of the Inventor
Copies of amendment under Article 19 or 34 – optional
Note: A Power of Attorney is not required to file a patent application in Japan.
In the case where a request for entering the national phase in Japan is filed within one month from the deadline of filing, a Japanese translation of the specification may be filed within two months from the filing date.

1(b) Filing requirements for patent applications in Japan (Paris Convention)

Specification including title, description, claims, abstract and drawings
Registered name, address and nationality of the Applicant
Name and address of the Inventor
Convention Priority Details including country, date, the Applicant and number of basic priority application(s)
Note: A Power of Attorney is not required to file a patent application in Japan.

2.Filing requirements for Trademark Applications in Japan

Style of the trademark
List of designated goods or services
Registered name, address and nationality of the Applicant
A certified copy of a basic priority application
Note: A Power of Attorney is not required to file a trademark application in Japan

3. Filing requirements for Utility Model Applications in Japan

Specification including title, description, claims, abstract and drawings
Registered name, address and nationality of the Applicant
Name and address of the Inventor
Convention Priority Details including country, date, the Applicant and number of basic priority application(s)
Note: A Power of Attorney is not required to file a utility model application in Japan.

4. Filing requirements for Design Applications in Japan

Drawings of the design (Six views of the article, orthographic drawings)
An article or articles to which the design is applied
Registered name, address and nationality of the Applicant
Name and address of the creator of the design
Dimensions and material of the article or articles, if the appearance varies according to the dimensions and material
Characteristics of the design (Brief description of the design)
Part which has novelty of design
Statement as to whether a part design or a whole design
Convention Priority Details including country, date, the Applicant and number of basic priority application(s)
Note: A Power of Attorney is not required to file a design application in Japan.

*If you have any questions or need information, please do not hesitate to contact us.

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