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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 (March 2018)

Decisions added at this time are colored with yellow in the Excel file.

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 2015-020015 Japanese English            
Appeal 2016-007618 Japanese English          
Appeal 2016-008952 Japanese English            
Appeal 2016-013940 Japanese English            
Appeal 2017-003283 Japanese English          

(2) Trials for invalidation

JPO Docket Numbers Decisions Topics
(A) (B) (C) (D) (E) (F) (G)
Invalidation 2012-800177
(1st decision)
Japanese English            
Invalidation 2012-800177
(2nd decision)
Japanese English      
Invalidation 2015-800233 Japanese English          
Invalidation 2016-800069 Japanese English          
Invalidation 2016-800070 Japanese English            
Invalidation 2016-800085 Japanese English            

(3) Opposition to Grant of Patent

JPO Docket Numbers Decisions Topics
(A) (B) (C) (D) (E) (F) (G)
Opposition 2016-701023 Japanese English            

[Last updated 19 March 2018]


Inquiry : Trial and Appeal Division, Japan Patent Office

FAX:+81-3- 3584-1987

E-mail: PA6B00@jpo.go.jp

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