An attorney for drug maker Hoffmann-La Roche are asking for recusal of the judge assigned to New Jersey’s years-long, multicounty litigation over its acne medication Accutane.

In motion papers filed Tuesday, La Roche’s lawyer charges that Atlantic County Superior Court Judge Carol Higbee’s words and actions “inexorably lead to the conclusion that the Court is no longer impartial and that its appearance of impartiality is irretrievably lost.”