U.S. federal trademark · Serial No. 86595491 · Reg. No. 5138143
periscopic optical devices to aid in the watching of television, looking at books, publications and other devices while lying in a prone position; periscopic optical devices to assist bed-ridden and convalescing patients in seeing objects in a horizontal line
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.