U.S. federal trademark · Serial No. 86431820 · Reg. No. 4879588
PBX (private branch exchange) systems comprised of telephones, IP telephones, computer servers, and telephone switchboards and exchangers; PBX (private branch exchange) hardware, namely, telephones, IP telephones, computer servers, and telephone switchboards and exchangers; Voice over internet protocol (VOIP) phone adapters; Voice over internet protocol (VOIP) PBX (private branch exchange) systems comprised of telephones, adapters and routers; IP-PBX (internet protocol private branch exchange) hardware systems comprised of telephones, adapters and routers
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.