The retailer filed an application to trademark the phrase: “C.O.A.C.H. Cult of the Outrageous Atomic Carriage House” in late April. What’s unclear: why. View this image › Coach Coach, the handbag company that’s working to rehabilitate its luxury image, recently filed an application to trademark an unexpected phrase: “C.O.A.C.H. CULT OF THE OUTRAGEOUS ATOMIC CARRIAGE…