Location: 1-5-1 Otemachi, Chiyoda, Tokyo, JAPAN
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The Recent UPDATE EVENTS

Japan: International Application Fees Revised: May 1, 2026

April 3, 2026 Japan: International Application Fees Revised: May 1, 2026   For international applications filed with the Japan Patent Office (JPO), the international filing and handling fees will be revised as follows effective May 1, 2026.            Reference     *¹ Filing fee: Sending fee (17,000 yen) + search fee…

Abel + Imray from UK visited Asamura

March 31, 2026 Abel + Imray from UK visited our firm. From left to right :   Ms Ito, Patent Attorney, Mr Matsumiya, Patent Attorney, Mr Rhys Williams,   Mr Julian Crump and Mr Otsuka, Patent Attorney  

Zacco from Sweden visited Asamura

March 11, 2026 Zacco from Sweden visited our firm.   From left to right:  Mr. Otsuka, Patent Attorney, Mr. Mizumoto, Patent Attorney, Mr. Marcus Eilenberg,  Mr. Stuart Clarkson and  Mr. Asamura, Patent Attorney and Attorney-at-Law  

Marval O’Farrel Mairal from Argentine visited Asamura

March 9, 2026 Marval O’Farrel Mairal from Argentine visited our firm.   From left to right:  Mr. Otsuka, Patent Attorney, Mr. Cristian Bittel, Mr. Martín G. Chajchir   and Mr. Asamura, Patent Attorney and Attorney-at-Law

Wächtershäuser&Hartz from Germany visited Asamura

March 6, 2026 Wächtershäuser&Hartz from Germany visited our firm.   From left to right:  Mr. Wada, Attorney-at-Law, Dr. Wolfgang Blodig, Mr. Stephen Haley,   Mr. Asamura, Patent Attorney and Attorney-at-Law and Mr. Tatsuzuki, Patent Attorney

Unitalen Attorneys at Law from China visited Asamura

February 5, 2026 Unitalen Attorneys at Law from China visited our firm. From left to right:   Mr. Matsumiya, Patent Attorney, Mr. Otsuka, Patent Attorney, Mr. Yingtao He, Vice-President and Attorney-at-Law,   Ms. Hirayama, Patent Attorney and Ms. Nakamura, Patent Attorney  

Asiana International Patent & Law Office from Korea visited Asamura

January 29, 2026 Asiana International Patent & Law Office from Korea visited our firm. From left to right :  Mr. Tatsuzuki, Patent Attorney, Ms. Sejeong HWANG, Mr. E-Nam HWANG,  Mr. HA-Kyun HWANG and Mr. Kameoka, Patent Attorney  

Closed Dates – 2026 – JPO and ASAMURA IP P.C.

January 1,2026 ASAMURA IP Closed Dates – 2026 –   JPO and ASAMURA IP P.C.     Closed dates of the Japan Patent Office (JPO) and ASAMURA IP P.C. in 2026 are as follows.    Closed Weekly on:   Closed Additionally on: Saturday and Sunday    January   1, 2026    January   2, 2026    January   3, 2026    January 12, 2026…

The year end and new year holidays

December 25,2025 ASAMURA IP P.C. The year end and new year holidays   Our office and Japan Patent Office (JPO) are closed from December 27, 2025 to January 4, 2026 due to the year end and new year holidays. We will resume our business on January 5, 2026.    

Japan: International Application Fees Revised: January 1, 2026

December 3, 2025 Japan: International Application Fees Revised: January 1, 2026   For international applications filed with the Japan Patent Office (JPO), the international filing and handling fees will be revised as follows effective January 1, 2026.        Reference    Example of calculation for an international application when JPO is the receiving Office,…