9743b657_ent___Philippine_Law_Reviewers__Charging_Lien
[0] 6. Applicability [Retaining Lien] May be exercised before judgment or execution or regardless thereof. [Charging Lien] 
Generally, it is exercisable only when the attorney had already secured a favorable judgment for his client
Legal Ethics Chapter IV – The Lawyer and the Client | Philippine Law Reviewers
Charging Lien