Lighting can be visually distinctive, so it is not surprising that various service businesses have registered the exterior lighting of there premises as a services.
U.S. Reg. No. 3697306 protects “green lighting formed by four light fixtures placed in a symmetrical fashion near the entryway of the building” for hotel services — Holiday Inn.
U.S. Reg. No. 4594685 covers the three-dimensional configuration of a sidewalk canopy with lighting that creates “a red glowing effect” for hotel and motel services: