PCT Japan

Planning to file a PCT national phase application in Japan?

Not sure which patent attorney to choose, how much it’ll cost, or what procedures to follow?

Let us help you !

Our Services

  • We are a Japanese law firm specializing in intellectual property, and represent our clients before the Japan Patent Office (JPO).
  • We prepare and file Japanese national phase applications for our clients based on PCT international applications.
  • We assist our clients throughout the patent prosecution process by reporting, analyzing, and responding to Office Actions as per client instructions in a timely fashion. We also manage various deadlines on behalf of our clients and inform our clients of any progresses in the prosecution process.
Japanese patent attorney team

Our Team

Our experienced patent attorneys cover diverse technical fields, from electrical engineering, information communication technology, mechanical engineering, to material science.
Online ordering

Unique Online Ordering System

Our simple, completely online ordering system allows clients to carry out various processes online, from the requesting of conflict checks, the uploading of documents (applications, amendments, etc.), to payment.
Fee Calculator

Fee Calculator

Our Fee Calculator allows clients to quickly and transparently find out the cost necessary for filing a Japanese national phase application, including official fees, attorney fees, translation fees, etc.

How to Place Your Order

1.Check the price

1. Check Necessary fees

  • Use our Fee Calculator to estimate the necessary cost for filing your Japanese national phase application.
  • Just answer five simple questions to estimate the cost.
2.Create your account

2. Create Your Account

  • An email address and a password are all you need.
  • Once you’ve created your account, you can register additional information (e.g., your company/firm name and additional email addresses to be CC’d) to your account settings at any time.
3. Request conflict check

3. Request Conflict Check

  • First fill out a simple form.
  • Then upload the following document(s).
    1. A copy of the publication (WO****/********) of your PCT international application if it has already been published, or a copy of the PCT request form, along with the claims, the specification, the abstract, and the drawings of the application if the application has not been published yet.
    2. If the PCT international application has been drafted in a non-English language, an English translation accompanying the application.
  • Any preliminary amendments and/or other relevant documents can be uploaded at this stage or later.
  • You will receive an email from us within several days once you click the submit button. The email will include a URL to the next step (filing) if there are no conflict issues.
4. Send filling request

4. Submit Filing Request

  • Upload any preliminary amendments and/or other relevant documents (e.g., if you have any particular requests regarding the application, please take this opportunity to upload a letter to that effect as well). This will also be the final opportunity to upload documents relating to the instant application.
  • You will receive an email from us within several days once we’ve conducted a final check as to whether all necessary documents have been sent to us and your JP national phase application is ready for filing. The email will include a URL to the next step (payment) if there are no issues.
5. Review invoice and make payment

5. Payment

  • Please check your invoice from the URL in the email, and proceed to payment (credit cards accepted; let us know via email if you prefer wire transfer).
  • Once we have confirmed your payment, we will file the JP national phase application with the JPO.
  • To allow us to file your application in a timely fashion, please complete payment no later than 3 business days before the 30-month deadline.
6. Done!

6. Filing Complete

We will keep you updated on any further progress in the prosecution of your application.

Making PCT national phase entry in Japan easier than ever!

PCT national phase entry in Japan could be quite a challenge; there are so many obstacles that need to be cleared before actually filing your application, which include looking for the correct Japanese patent attorney to work with, checking what documents are required, and estimating the necessary cost.

The PCT Japan website is a new solution to such problems, allowing you to complete PCT national phase entry in Japan by going through only a handful of simple steps and also making the necessary costs clearly visible to you.

We look forward to helping you expand your business in Japan.

Koji Kawabata, Japanese patent attorney

You can find me at Japan Patent Attorney Search site, if you input “koji kawabata” in the search window.

 Contact

    Contact Us Firm Information

    ●Firm name:
    KTSIP Osaka
    ●Adress:
    2-1-2, 4th Floor, Uchihiranomach, Chuo-ku, Osaka, JAPAN
    ●Zipcode:
    540-0037
    ●Phone number:
    (+81)-6-7709-2091
    ●Web: