Procedure Related Issues

The Patent Reexamination Board, as the administrative organ responsible for examination on both the cases of request for reexamination and invalidation, shall make administrative decisions in accordance with prescribed procedures. In practice, controversial issues generally rise in the areas of reexamination procedure, scope of ex officio examination of the Patent Reexamination Board in the invalidation procedure, application of the principle of hearing, amendments in the invalidation procedure, presenting evidence of common knowledge, and application of the Guidelines for Patent Examination.