   
  
IP/N/1/JPN/56  
IP/N/1/JPN/P/20  
 
15 July 2021  
(21-5591)  Page: 1/2 
Council for Trade -Related Aspects of  
Intellectual Property Rights  Original: English  
 
NOTIFICATION OF LAWS AND REGULATIONS  
UNDER ARTICLE 63.2 OF THE TRIPS AGREEMENT  
JAPAN : PATENT ACT (ACT NO. 121 OF 1959)  
Notifying Member  JAPAN 
 
Details of the notified legal text  
 
Title Patent Act (Act No. 121 of 1959)  
Subject matter  Patents (including plant variety protection)  
Nature of 
notification  [X] Main dedicated intellectual property law or regulation  
[  ] Other law or regulation  
Link to legal text* https://ip -documents.info/2021/IP/JPN/21_4588_00_e.pdf  
https://ip -documents.info/2021/IP/JPN/21_4588_00_ x.pdf  
 
Notification status  [  ] First notification  
[  ] Amendment or revision to notified legal text  
[X] Replacement or consolidation of notified legal text(s)  
Previous 
notification(s) 
referred to  IP/N/1/JPN/51, IP/N/1/JPN/P/19  
Brief description of the notified legal text  
 
The Patent Act was revised to clarify the scope of the protective order regarding trade secrets 
contained in the Investigation report.  
 
Language(s) of 
notified legal text English, Japanese  
Entry into force  21 June 2021  
Other date   Adoption: 21 May 2021 
 
Notification details  
 
Submission date 
of notification  9 July 2021  
Other information   IP/N/1/JPN/56 • IP/N/1/JPN/P/20  
 
- 2 - 
 
  Agency or 
authority 
responsible  International Policy Division  
Japan Patent Office  
 
3-4-3 Kasumigaseki  
Chiyoda -ku 
Tokyo 100 -8915 
Japan  
 
Telephone:  +81-3-3581-1101 
Fax:   +81-3-3581-0762 
 
 
* Links are provided to texts of laws and regulations notified under the TRIPS Agreement in the form 
supplied by the Member concerned; the WTO Secretariat does not endorse or revise their content.  