5 trademarks were found for owners matching the name Porta Systems Corporation.
#Classstatus
1 S:78785528
M:NORTH HILLS

O:NORTH HILLS SIGNAL PROCESSING CORP., Porta Systems Corporation
9, 40 Registered
2 S:78785766
M:N H NORTH HILLS

O:NORTH HILLS SIGNAL PROCESSING CORP., Porta Systems Corporation
9, 40 Registered
3 S:76358827
M:POSSIT
O:Porta Systems Corporation
9 Dead
4 S:75819965
M:TELECOMM-IT
O:Porta Systems Corporation
9 Dead
5 S:73194340
M:PORTA SYSTEMS

O:Porta Systems Corporation
9 Dead
Trademark Alertz updated from USPTO on 2030-01-24