• Announcements
  • Obtaining IP Rights
  • JPO Activities
  • Statistics ⁄ References
  • About JPO
  • FAQs

Main content starts here.


The Japan Patent Office (JPO) provides professional English translations of trial/appeal decisions, decisions on oppositions, and Hantei (advisory opinions on the scope of industrial property rights) categorized by type, field, or other attributes of a case that help in the understanding of the law and its operation, for the purpose of improving and enhancing the international reach and quality of information provided on industrial property rights applicable in Japan.

Last updated documents (November 2017)

Decisions added at this time are colored with yellow.

1. Patents and Utility Models


  • (A) Novelty
  • (B) Inventive Step
  • (C) Secret Prior Art
  • (D) Requirements for Description (Enablement etc.)
  • (E) Requirements for Claims (Support, Clarity etc.)
  • (F) Amendment before Grant
  • (G) Correction after Grant

(1) Appeals against the examiner's decision of refusal

JPO Docket Numbers Decisions Topics
(A) (B) (C) (D) (E) (F) (G)
Appeal 2016-004174 Japanese English            
Appeal 2016-005935 Japanese English            

(2) Trials for invalidation

JPO Docket Numbers Decisions Topics
(A) (B) (C) (D) (E) (F) (G)
Invalidation 2014-800013 Japanese English            
Invalidation 2016-800012 Japanese English            
Invalidation 2016-800025 Japanese English              

(3) Trials for correction

JPO Docket Numbers Decisions
Correction 2016-390165 Japanese English
Correction 2016-390126 Japanese English

(4) Hantei (Advisory opinions on the scope of industrial property rights)

JPO Docket Numbers Decisions
Advisory Opinion 2016-600011 Japanese English

2. Trademarks

JPO Docket Numbers Decisions Topics
Distinctiveness Unregistrable
Revocation 2016-300586 Japanese English    
Advisory Opinion 2016-600046 Japanese English    

[Last updated 17 November 2017]


Inquiry : Trial and Appeal Division, Japan Patent Office

FAX:+81-3- 3584-1987

E-mail: PA6B00@jpo.go.jp

download Adobe Reader

Some of the publications on this site are in PDF format. To view them, you will need to have Adobe Acrobat Reader. Please click the graphic link to download Acrobat Reader.