U.S. federal trademark · Serial No. 86774897 · Reg. No. 5223930
Digital door viewers with two-way audio and wireless local area network capability comprised of a peephole camera and wide angle lens, digital viewing screen, motion sensor, integrated door bell, internal SD memory card, and optional wireless home automation connectivity
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.