Filing rules by country

Japan

Patent filing & translation requirements

Below we’ve listed the patent filing and translation requirements. Whilst we endeavour to ensure these regulations remain up-to-date, they are subject to change. We advise you check with the local patent office or relevant counsel regarding any questions about country specific regulations.

PCT Route: filing & translation requirements

Language

Japanese

Filing Deadline

30 months

Filing Extension

No
N/A

Translation Extension

2 months from filing date
N/A
No
N/A

Power of Attorney

General POA Accepted

N/A
No
N/A

Assignments Required

Excess Claims Fee Due at Filing

No

Claims Amendment Possible at Filing

No

Fee for Amending Claims at Filing

N/A
Due within 3 years from the international filing date
N/A

Request for Examination Deadline

Can Examination be requested at filing?

Examination can be filed only after or simultaneously with submission of the original translation
Yes
N/A

Patent Prosecution Highway

Direct Route: filing & translation requirements

Language

Japanese

Filing Deadline

12 months

Filing Extension

No

Translation Extension

4 months
N/A
Recommended to submit when entering national phase
N/A

Power of Attorney

General POA Accepted

Yes
No
N/A

Assignments

Excess Claims Fee Due at Filing

No

Amended Claims Submitted at Filing

Yes

Fee for Amending Claims at Filing

No
Due within 3 years from the international filing date
N/A

Request for Examination Deadline

Can Examination be requested at filing?

Yes
Yes
N/A

Patent Prosecution Highway

16 months from earliest priority date, DAS code or Certified copy, No translation required
N/A

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