U.S. federal trademark · Serial No. 87639041 · Reg. No. 6646551
Wireless communication devices for transmission of voice messages underwater, namely, a non-cellular transmitter and receiver set that operates underwater to facilitate communication between a person wearing the transmitter and a person wearing the receiver submerged in water
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.