He accused the former chairman of being selfish in his political pursuit, saying that this was not favourable to the party.
Ms Usman expressed satisfaction with the judgment, which found her appeal meritorious.
Mr Abure faulted floating of parallel structures by some party leaders
The party’s spokesman, Obiora Ifoh, announced this in a statement issued on Thursday.
Mr Abure inaugurated the committee on Monday at the party’s national headquarters in Abuja.
Mr Okonkwo criticised the party’s national leadership for staying longer than its tenure.
The judge directed parties to respect the judgement of the Court of Appeal, which earlier affirmed Mr Abure as the national chairman of the LP.
Mr Abure said there is nothing that would bring more joy to humanity than to be ready and willing to forgive.
The embattled national chairman of the Labour Party, Julius Abure, has offered forgiveness to estranged members with whom he has been at loggerheads over the party’s leadership
Mr Abure said the Labour Party remained committed to strengthening the nation’s democracy through free and fair elections.