trademarks were found for owners matching the name Porta Phone Co., Inc..| # | Class | status | |
|---|---|---|---|
| 1 |
S:88640889
M:GAME CHANGER O:Porta Phone Co., Inc. |
9 | Pending |
| 2 |
S:75405324
M: 
O:Porta Phone Co. Inc. |
9 | Dead |
| 3 |
S:75220518
M:DIGICOM O:Porta Phone Co Inc. |
9 | Dead |
| 4 |
S:75022950
M:PORTA PHONE O:Porta Phone Co., Inc. |
9 | Registered |
| 5 |
S:75022959
M:P 
O:Porta Phone Co., Inc. |
9 | Registered |
| 6 |
S:74551033
M:EARTEC O:Porta Phone Co. Inc. |
9 | Dead |
