BackDate of JudgmentJanuary 27, 1989Issuing AuthorityBoards of Appeal: Enlarged Board of AppealLevel of the Issuing AuthorityFinal InstanceType of ProcedureJudicial (Administrative)Subject MatterPatents (Inventions)Keywords
Admissibility of appeal by opponent,
Silence in response to an invitation under Rule 58(4),
Application of Rule 58(4)