Patent Filing Cost in Japan
Patent Filing & Prosecution before the Japan Patent Office
Flowchart & Estimated costs PCT National phase entry into japan.
stage 01 | filing
How to file patent application in Japan
deadline: 30 months from priority date
1. Please let us know your PCT publication number (ex. WO 2021/012345);
2. [Within 12 hours] We check the deadline and submit a quotation;
3. Upon receipt of your instructions, we submit a petition for entry and a Japanese translation.
2. [Within 12 hours] We check the deadline and submit a quotation;
3. Upon receipt of your instructions, we submit a petition for entry and a Japanese translation.
Estimated Costs
Filing Fee: JPY 75,000
Official Fee: JPY 14,000
Translation Fee: JPY 25 (per English word)
request estimation Official Fee: JPY 14,000
Translation Fee: JPY 25 (per English word)
stage 02 | request for examination
How to initiate examination
deadline: 3 years from international filing date
1. [2 months before the deadline] We send a reminder with estimated costs;
2. Please provide us with your instructions and, if applicable, proposed claim amendments;
3. We file a request for examination, and if applicable, an amendment and a written statement.
2. Please provide us with your instructions and, if applicable, proposed claim amendments;
3. We file a request for examination, and if applicable, an amendment and a written statement.
Estimated Costs
Official Fee*: JPY 124,000 + JPY 3,600 x N (number of claims)
Attorney's Fee:
(i) Basic Fee: JPY 30,000
(ii) Service Fee for filing amendment and written statement (if applicable): JPY 75,000
*university, small enterprise, venture company etc. may file a request for 1/2 or 2/3 deduction
Attorney's Fee:
(i) Basic Fee: JPY 30,000
(ii) Service Fee for filing amendment and written statement (if applicable): JPY 75,000
*university, small enterprise, venture company etc. may file a request for 1/2 or 2/3 deduction
stage 03 | office action
How to respond to examiner's rejection
deadline: 3 months (extendable)
1. [10-12 months from examination request] We receive office action from the JPO;
2. [Within 1 month] We provide you with an English translation of office action and our analysis;
3. Upon receipt of your authorization, we file an amendment and an argument.
2. [Within 1 month] We provide you with an English translation of office action and our analysis;
3. Upon receipt of your authorization, we file an amendment and an argument.
Estimated Costs
Official Fee: N/A
Attorney's Fee:
(i) reporting on office action along with detailed comments and proposals: around JPY 90,000;
(ii) preparing English translation of Office Action: around JPY 45,000;
(iii) filing response including amendment and argument with the Japan Patent Office: around JPY 120,000
Attorney's Fee:
(i) reporting on office action along with detailed comments and proposals: around JPY 90,000;
(ii) preparing English translation of Office Action: around JPY 45,000;
(iii) filing response including amendment and argument with the Japan Patent Office: around JPY 120,000
stage 04 | Appeal
How to respond to decision of rejection
deadline: 4 months (non-extendable)
1. If rejections raised in the office action are not overcome, we receive a decision of rejection;
2. [Within 1 month] We provide you with an English translation of the decision and our analysis;
3. Upon receipt of your authorization, we file an appeal together with an amendment.
2. [Within 1 month] We provide you with an English translation of the decision and our analysis;
3. Upon receipt of your authorization, we file an appeal together with an amendment.
Estimated Costs
Official Fee: JPY 49,500 + JPY 5,500 x N (number of claims)
Attorney's Fee:
(i) reporting on decision of rejection with detailed comments and proposals: around JPY 120,000
(ii) Preparing English translation of the decision: around JPY 60,000
(iii) filing notice of appeal together with amendment: around JPY 60,000
(iii) filing appeal brief: around JPY 150,000
Attorney's Fee:
(i) reporting on decision of rejection with detailed comments and proposals: around JPY 120,000
(ii) Preparing English translation of the decision: around JPY 60,000
(iii) filing notice of appeal together with amendment: around JPY 60,000
(iii) filing appeal brief: around JPY 150,000
stage 05 | Registration
How to pay annuities
deadline: 30 days (extendable)
1. If the examiner considers that the application is in condition for allowance, we receive a decision to grant.
2. [Within 30 days] We have to pay the first three annuities ;
3. We send an original copy of your certificate of patent.
2. [Within 30 days] We have to pay the first three annuities ;
3. We send an original copy of your certificate of patent.
Estimated Costs
Official Fee: JPY 6,300 + JPY 600 x N (number of claims)
Attorney's Fee: JPY 30,000
Attorney's Fee: JPY 30,000
I Am Hiroshi Higuchi.
Japanese patent attorney
managing partner of Allegro ip
With 20 years of Japanese patent expertise, I helped build and grow over 150 companies. In the constantly changing field of intellectual property, it is my mission to support overseas clients in obtaining strong and valuable patent protection in Japan that will drive their business growth.
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Until you authorize us to initiate the work with our estimation
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Quick Quote
We are pleased to receive your request for quotation.
If you consider filing a PCT national phase entry into Japan, please let us know the specific number (ex. WO2020/123456).
We will let you know the filing deadline and submit a case-specific quotation within 10 hours.