US Patent 11569861 Case with secondary well and annular ridge about apertures

The disclosure includes a case of a portable electronic device such as a cell phone, the case including a first well for receiving the portable electronic device and a secondary well. The case may include a thin layer of material on the exterior surface of the back wall of the case. The back wall of the case may include an aperture for receiving a portion of a silicone strip or finger loop, the aperture registering with an aperture in the thin layer of material. The aperture in the back wall of the case may include a flange or annular ridge on the exterior surface of the back wall, the flange or annular ridge preferably being level with the exterior surface of the thin layer of material.