CPC Main Group A61F 6/00 Contraceptive devices; Pessaries; Applicators therefor 4 direct subcodes Child Classifications Navigate with arrow keys, Enter to open A61F 6/005 A61F 6/02 for use by males (A61F6/20 takes precedence) A61F 6/06 for use by females (A61F6/20 takes precedence) A61F 6/20 Vas deferens occluders; Fallopian occluders