I. 2005 Amendments
Introduction of Regionally-based Collective Mark Registration System (Effective April, 2006) – Trademark

II. 2004 Amendments

1. Commencement of Patent Publication through Internet – Patent
2. Introduction of Patent Application System based on Utility Model Registration – Patent
3. Extension of Duration of Utility Model – Utility Model
4. Expansion of Permissible Scope of Correction – Utility Model
5. New Employees’ Invention System – Patent*

III. 2003 Amendments

1. Revision of Patent-Related Fees (Charges) – Patent
2. Introduction of Examination Fee Refund System – Patent
3. Integration of Opposition System and Invalidation Trial System – Patent
4. Description Requirements for Grounds for Demanding Invalidation Trial – Patent
5. Time Limitation for filing Correction Trial During Suit against Invalidation Trial Decision, Remand Decision in Suit against Trial Decision, and Introduction of Correction Request after Remand – Patent
6. System for Asking and Stating Views of Patent Office Commissioner in Suit against Invalidation Trial Decision – Patent

IV. 2002 Amendments

1. Clarification of Definitions of “Working of Invention” – Patent
2. Expansion of Acts deemed to be Infringement – Patent
3. Clarification of Definitions of “Use with respect to Mark” – Trademark
4. Introduction of Prior Art Documents Disclosure System – Patent